Home / 506,905.39-760,328.92-169,932.43

Finding the Fourth Proportional to 506,905.39, 760,328.92 and 169,932.43

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Solution

The fourth proportional to 506,905.39, 760,328.92 and 169,932.43 is: 254,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,905.39 : 760,328.92 = 169,932.43 : x
  2. Step 2: Convert to fraction form
    506,905.39/760,328.92 = 169,932.43/x
  3. Step 3: Cross multiply
    506,905.39x = 760,328.92 × 169,932.43
  4. Step 4: Simplify right side
    506,905.39x = 129,204,540,974.88
  5. Step 5: Solve for x
    x = 129,204,540,974.88/506,905.39
  6. Step 6: Final answer
    x = 254,888.87

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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.