Home / 347,930.20-521,895.30-237,338.20

Finding the Fourth Proportional to 347,930.20, 521,895.30 and 237,338.20

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Solution

The fourth proportional to 347,930.20, 521,895.30 and 237,338.20 is: 356,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,930.20 : 521,895.30 = 237,338.20 : x
  2. Step 2: Convert to fraction form
    347,930.20/521,895.30 = 237,338.20/x
  3. Step 3: Cross multiply
    347,930.20x = 521,895.30 × 237,338.20
  4. Step 4: Simplify right side
    347,930.20x = 123,865,691,090.46
  5. Step 5: Solve for x
    x = 123,865,691,090.46/347,930.20
  6. Step 6: Final answer
    x = 356,007.30

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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.