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Finding the Fourth Proportional to 504,187.80, 756,398.33 and 223,726.92

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Solution

The fourth proportional to 504,187.80, 756,398.33 and 223,726.92 is: 335,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,187.80 : 756,398.33 = 223,726.92 : x
  2. Step 2: Convert to fraction form
    504,187.80/756,398.33 = 223,726.92/x
  3. Step 3: Cross multiply
    504,187.80x = 756,398.33 × 223,726.92
  4. Step 4: Simplify right side
    504,187.80x = 169,226,668,664.04
  5. Step 5: Solve for x
    x = 169,226,668,664.04/504,187.80
  6. Step 6: Final answer
    x = 335,642.13

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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.