Home / 1,102,469.25-1,653,703.88-354,515.25

Finding the Fourth Proportional to 1,102,469.25, 1,653,703.88 and 354,515.25

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Solution

The fourth proportional to 1,102,469.25, 1,653,703.88 and 354,515.25 is: 531,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,469.25 : 1,653,703.88 = 354,515.25 : x
  2. Step 2: Convert to fraction form
    1,102,469.25/1,653,703.88 = 354,515.25/x
  3. Step 3: Cross multiply
    1,102,469.25x = 1,653,703.88 × 354,515.25
  4. Step 4: Simplify right side
    1,102,469.25x = 586,263,242,671.59
  5. Step 5: Solve for x
    x = 586,263,242,671.59/1,102,469.25
  6. Step 6: Final answer
    x = 531,772.88

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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.