Home / 988,881.60-1,483,322.40-240,927.60

Finding the Fourth Proportional to 988,881.60, 1,483,322.40 and 240,927.60

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Solution

The fourth proportional to 988,881.60, 1,483,322.40 and 240,927.60 is: 361,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,881.60 : 1,483,322.40 = 240,927.60 : x
  2. Step 2: Convert to fraction form
    988,881.60/1,483,322.40 = 240,927.60/x
  3. Step 3: Cross multiply
    988,881.60x = 1,483,322.40 × 240,927.60
  4. Step 4: Simplify right side
    988,881.60x = 357,373,305,858.24
  5. Step 5: Solve for x
    x = 357,373,305,858.24/988,881.60
  6. Step 6: Final answer
    x = 361,391.40

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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.