Home / 761,470.88-1,141,957.17-356,537.75

Finding the Fourth Proportional to 761,470.88, 1,141,957.17 and 356,537.75

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Solution

The fourth proportional to 761,470.88, 1,141,957.17 and 356,537.75 is: 534,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,470.88 : 1,141,957.17 = 356,537.75 : x
  2. Step 2: Convert to fraction form
    761,470.88/1,141,957.17 = 356,537.75/x
  3. Step 3: Cross multiply
    761,470.88x = 1,141,957.17 × 356,537.75
  4. Step 4: Simplify right side
    761,470.88x = 407,150,834,278.38
  5. Step 5: Solve for x
    x = 407,150,834,278.38/761,470.88
  6. Step 6: Final answer
    x = 534,689.96

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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.