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Finding the Fourth Proportional to 659,224.48, 988,007.28 and 472,600.48

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Solution

The fourth proportional to 659,224.48, 988,007.28 and 472,600.48 is: 708,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,224.48 : 988,007.28 = 472,600.48 : x
  2. Step 2: Convert to fraction form
    659,224.48/988,007.28 = 472,600.48/x
  3. Step 3: Cross multiply
    659,224.48x = 988,007.28 × 472,600.48
  4. Step 4: Simplify right side
    659,224.48x = 466,932,714,771.49
  5. Step 5: Solve for x
    x = 466,932,714,771.49/659,224.48
  6. Step 6: Final answer
    x = 708,306.09

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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.