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Finding the Fourth Proportional to 537,767.79, 807,150.44 and 271,715.14

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Solution

The fourth proportional to 537,767.79, 807,150.44 and 271,715.14 is: 407,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,767.79 : 807,150.44 = 271,715.14 : x
  2. Step 2: Convert to fraction form
    537,767.79/807,150.44 = 271,715.14/x
  3. Step 3: Cross multiply
    537,767.79x = 807,150.44 × 271,715.14
  4. Step 4: Simplify right side
    537,767.79x = 219,314,994,805.66
  5. Step 5: Solve for x
    x = 219,314,994,805.66/537,767.79
  6. Step 6: Final answer
    x = 407,824.71

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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.