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Finding the Fourth Proportional to 773,354.12, 1,067,224.02 and 451,038.92

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Solution

The fourth proportional to 773,354.12, 1,067,224.02 and 451,038.92 is: 622,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,354.12 : 1,067,224.02 = 451,038.92 : x
  2. Step 2: Convert to fraction form
    773,354.12/1,067,224.02 = 451,038.92/x
  3. Step 3: Cross multiply
    773,354.12x = 1,067,224.02 × 451,038.92
  4. Step 4: Simplify right side
    773,354.12x = 481,359,569,378.86
  5. Step 5: Solve for x
    x = 481,359,569,378.86/773,354.12
  6. Step 6: Final answer
    x = 622,430.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.