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Finding the Fourth Proportional to 534,882.87, 738,219.66 and 341,374.07

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Solution

The fourth proportional to 534,882.87, 738,219.66 and 341,374.07 is: 471,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,882.87 : 738,219.66 = 341,374.07 : x
  2. Step 2: Convert to fraction form
    534,882.87/738,219.66 = 341,374.07/x
  3. Step 3: Cross multiply
    534,882.87x = 738,219.66 × 341,374.07
  4. Step 4: Simplify right side
    534,882.87x = 252,009,050,453.61
  5. Step 5: Solve for x
    x = 252,009,050,453.61/534,882.87
  6. Step 6: Final answer
    x = 471,148.10

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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.