Home / 321,537.30-482,182.38-152,927.70

Finding the Fourth Proportional to 321,537.30, 482,182.38 and 152,927.70

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Solution

The fourth proportional to 321,537.30, 482,182.38 and 152,927.70 is: 229,332.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,537.30 : 482,182.38 = 152,927.70 : x
  2. Step 2: Convert to fraction form
    321,537.30/482,182.38 = 152,927.70/x
  3. Step 3: Cross multiply
    321,537.30x = 482,182.38 × 152,927.70
  4. Step 4: Simplify right side
    321,537.30x = 73,739,042,353.93
  5. Step 5: Solve for x
    x = 73,739,042,353.93/321,537.30
  6. Step 6: Final answer
    x = 229,332.78

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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.