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Finding the Fourth Proportional to 537,746.38, 807,117.99 and 271,694.32

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Solution

The fourth proportional to 537,746.38, 807,117.99 and 271,694.32 is: 407,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,746.38 : 807,117.99 = 271,694.32 : x
  2. Step 2: Convert to fraction form
    537,746.38/807,117.99 = 271,694.32/x
  3. Step 3: Cross multiply
    537,746.38x = 807,117.99 × 271,694.32
  4. Step 4: Simplify right side
    537,746.38x = 219,289,373,452.82
  5. Step 5: Solve for x
    x = 219,289,373,452.82/537,746.38
  6. Step 6: Final answer
    x = 407,793.30

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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.