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Finding the Fourth Proportional to 475,359.57, 712,559.52 and 297,991.17

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Solution

The fourth proportional to 475,359.57, 712,559.52 and 297,991.17 is: 446,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,359.57 : 712,559.52 = 297,991.17 : x
  2. Step 2: Convert to fraction form
    475,359.57/712,559.52 = 297,991.17/x
  3. Step 3: Cross multiply
    475,359.57x = 712,559.52 × 297,991.17
  4. Step 4: Simplify right side
    475,359.57x = 212,336,445,059.44
  5. Step 5: Solve for x
    x = 212,336,445,059.44/475,359.57
  6. Step 6: Final answer
    x = 446,685.96

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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.