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Finding the Fourth Proportional to 492,264.29, 738,396.39 and 118,287.29

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Solution

The fourth proportional to 492,264.29, 738,396.39 and 118,287.29 is: 177,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,264.29 : 738,396.39 = 118,287.29 : x
  2. Step 2: Convert to fraction form
    492,264.29/738,396.39 = 118,287.29/x
  3. Step 3: Cross multiply
    492,264.29x = 738,396.39 × 118,287.29
  4. Step 4: Simplify right side
    492,264.29x = 87,342,904,226.90
  5. Step 5: Solve for x
    x = 87,342,904,226.90/492,264.29
  6. Step 6: Final answer
    x = 177,430.92

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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.