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Finding the Fourth Proportional to 510,173.28, 765,143.04 and 150,251.04

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Solution

The fourth proportional to 510,173.28, 765,143.04 and 150,251.04 is: 225,342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,173.28 : 765,143.04 = 150,251.04 : x
  2. Step 2: Convert to fraction form
    510,173.28/765,143.04 = 150,251.04/x
  3. Step 3: Cross multiply
    510,173.28x = 765,143.04 × 150,251.04
  4. Step 4: Simplify right side
    510,173.28x = 114,963,537,508.76
  5. Step 5: Solve for x
    x = 114,963,537,508.76/510,173.28
  6. Step 6: Final answer
    x = 225,342.14

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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.