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Finding the Fourth Proportional to 700,882.52, 967,218.27 and 378,592.62

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Solution

The fourth proportional to 700,882.52, 967,218.27 and 378,592.62 is: 522,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,882.52 : 967,218.27 = 378,592.62 : x
  2. Step 2: Convert to fraction form
    700,882.52/967,218.27 = 378,592.62/x
  3. Step 3: Cross multiply
    700,882.52x = 967,218.27 × 378,592.62
  4. Step 4: Simplify right side
    700,882.52x = 366,181,698,951.17
  5. Step 5: Solve for x
    x = 366,181,698,951.17/700,882.52
  6. Step 6: Final answer
    x = 522,458.03

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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.