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Finding the Fourth Proportional to 538,118.19, 807,177.29 and 468,834.03

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Solution

The fourth proportional to 538,118.19, 807,177.29 and 468,834.03 is: 703,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,118.19 : 807,177.29 = 468,834.03 : x
  2. Step 2: Convert to fraction form
    538,118.19/807,177.29 = 468,834.03/x
  3. Step 3: Cross multiply
    538,118.19x = 807,177.29 × 468,834.03
  4. Step 4: Simplify right side
    538,118.19x = 378,432,179,451.01
  5. Step 5: Solve for x
    x = 378,432,179,451.01/538,118.19
  6. Step 6: Final answer
    x = 703,251.05

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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.