Home / 1,080,103.60-1,620,155.40-332,149.60

Finding the Fourth Proportional to 1,080,103.60, 1,620,155.40 and 332,149.60

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Solution

The fourth proportional to 1,080,103.60, 1,620,155.40 and 332,149.60 is: 498,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,103.60 : 1,620,155.40 = 332,149.60 : x
  2. Step 2: Convert to fraction form
    1,080,103.60/1,620,155.40 = 332,149.60/x
  3. Step 3: Cross multiply
    1,080,103.60x = 1,620,155.40 × 332,149.60
  4. Step 4: Simplify right side
    1,080,103.60x = 538,133,968,047.84
  5. Step 5: Solve for x
    x = 538,133,968,047.84/1,080,103.60
  6. Step 6: Final answer
    x = 498,224.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.