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Finding the Fourth Proportional to 534,059.16, 801,642.32 and 357,797.90

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Solution

The fourth proportional to 534,059.16, 801,642.32 and 357,797.90 is: 537,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,059.16 : 801,642.32 = 357,797.90 : x
  2. Step 2: Convert to fraction form
    534,059.16/801,642.32 = 357,797.90/x
  3. Step 3: Cross multiply
    534,059.16x = 801,642.32 × 357,797.90
  4. Step 4: Simplify right side
    534,059.16x = 286,825,932,849.93
  5. Step 5: Solve for x
    x = 286,825,932,849.93/534,059.16
  6. Step 6: Final answer
    x = 537,067.72

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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.