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Finding the Fourth Proportional to 497,352.56, 746,102.90 and 177,479.50

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Solution

The fourth proportional to 497,352.56, 746,102.90 and 177,479.50 is: 266,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,352.56 : 746,102.90 = 177,479.50 : x
  2. Step 2: Convert to fraction form
    497,352.56/746,102.90 = 177,479.50/x
  3. Step 3: Cross multiply
    497,352.56x = 746,102.90 × 177,479.50
  4. Step 4: Simplify right side
    497,352.56x = 132,417,969,640.55
  5. Step 5: Solve for x
    x = 132,417,969,640.55/497,352.56
  6. Step 6: Final answer
    x = 266,245.68

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1.5x scale

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.