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Finding the Fourth Proportional to 463,603.20, 695,404.80 and 227,097.60

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Solution

The fourth proportional to 463,603.20, 695,404.80 and 227,097.60 is: 340,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,603.20 : 695,404.80 = 227,097.60 : x
  2. Step 2: Convert to fraction form
    463,603.20/695,404.80 = 227,097.60/x
  3. Step 3: Cross multiply
    463,603.20x = 695,404.80 × 227,097.60
  4. Step 4: Simplify right side
    463,603.20x = 157,924,761,108.48
  5. Step 5: Solve for x
    x = 157,924,761,108.48/463,603.20
  6. Step 6: Final answer
    x = 340,646.40

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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.