Home / 792,002.10-1,188,003.15-437,708.10

Finding the Fourth Proportional to 792,002.10, 1,188,003.15 and 437,708.10

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Solution

The fourth proportional to 792,002.10, 1,188,003.15 and 437,708.10 is: 656,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,002.10 : 1,188,003.15 = 437,708.10 : x
  2. Step 2: Convert to fraction form
    792,002.10/1,188,003.15 = 437,708.10/x
  3. Step 3: Cross multiply
    792,002.10x = 1,188,003.15 × 437,708.10
  4. Step 4: Simplify right side
    792,002.10x = 519,998,601,580.52
  5. Step 5: Solve for x
    x = 519,998,601,580.52/792,002.10
  6. Step 6: Final answer
    x = 656,562.15

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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.