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Finding the Fourth Proportional to 594,335.52, 891,470.52 and 434,575.20

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Solution

The fourth proportional to 594,335.52, 891,470.52 and 434,575.20 is: 651,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,335.52 : 891,470.52 = 434,575.20 : x
  2. Step 2: Convert to fraction form
    594,335.52/891,470.52 = 434,575.20/x
  3. Step 3: Cross multiply
    594,335.52x = 891,470.52 × 434,575.20
  4. Step 4: Simplify right side
    594,335.52x = 387,410,979,523.10
  5. Step 5: Solve for x
    x = 387,410,979,523.10/594,335.52
  6. Step 6: Final answer
    x = 651,838.85

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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.