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Finding the Fourth Proportional to 541,247.15, 746,902.63 and 299,539.91

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Solution

The fourth proportional to 541,247.15, 746,902.63 and 299,539.91 is: 413,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,247.15 : 746,902.63 = 299,539.91 : x
  2. Step 2: Convert to fraction form
    541,247.15/746,902.63 = 299,539.91/x
  3. Step 3: Cross multiply
    541,247.15x = 746,902.63 × 299,539.91
  4. Step 4: Simplify right side
    541,247.15x = 223,727,146,568.96
  5. Step 5: Solve for x
    x = 223,727,146,568.96/541,247.15
  6. Step 6: Final answer
    x = 413,354.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.