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Finding the Fourth Proportional to 567,767.47, 852,241.70 and 418,176.67

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Solution

The fourth proportional to 567,767.47, 852,241.70 and 418,176.67 is: 627,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,767.47 : 852,241.70 = 418,176.67 : x
  2. Step 2: Convert to fraction form
    567,767.47/852,241.70 = 418,176.67/x
  3. Step 3: Cross multiply
    567,767.47x = 852,241.70 × 418,176.67
  4. Step 4: Simplify right side
    567,767.47x = 356,387,596,141.14
  5. Step 5: Solve for x
    x = 356,387,596,141.14/567,767.47
  6. Step 6: Final answer
    x = 627,699.92

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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.