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Finding the Fourth Proportional to 576,913.80, 865,371.32 and 150,449.32

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Solution

The fourth proportional to 576,913.80, 865,371.32 and 150,449.32 is: 225,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,913.80 : 865,371.32 = 150,449.32 : x
  2. Step 2: Convert to fraction form
    576,913.80/865,371.32 = 150,449.32/x
  3. Step 3: Cross multiply
    576,913.80x = 865,371.32 × 150,449.32
  4. Step 4: Simplify right side
    576,913.80x = 130,194,526,641.50
  5. Step 5: Solve for x
    x = 130,194,526,641.50/576,913.80
  6. Step 6: Final answer
    x = 225,674.14

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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.