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Finding the Fourth Proportional to 503,578.68, 755,388.87 and 148,592.70

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Solution

The fourth proportional to 503,578.68, 755,388.87 and 148,592.70 is: 222,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,578.68 : 755,388.87 = 148,592.70 : x
  2. Step 2: Convert to fraction form
    503,578.68/755,388.87 = 148,592.70/x
  3. Step 3: Cross multiply
    503,578.68x = 755,388.87 × 148,592.70
  4. Step 4: Simplify right side
    503,578.68x = 112,245,267,223.34
  5. Step 5: Solve for x
    x = 112,245,267,223.34/503,578.68
  6. Step 6: Final answer
    x = 222,895.19

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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.