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Finding the Fourth Proportional to 373,247.28, 559,870.92 and 123,929.28

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Solution

The fourth proportional to 373,247.28, 559,870.92 and 123,929.28 is: 185,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,247.28 : 559,870.92 = 123,929.28 : x
  2. Step 2: Convert to fraction form
    373,247.28/559,870.92 = 123,929.28/x
  3. Step 3: Cross multiply
    373,247.28x = 559,870.92 × 123,929.28
  4. Step 4: Simplify right side
    373,247.28x = 69,384,400,008.54
  5. Step 5: Solve for x
    x = 69,384,400,008.54/373,247.28
  6. Step 6: Final answer
    x = 185,893.92

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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.