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Finding the Fourth Proportional to 341,774.43, 512,765.52 and 242,127.42

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Solution

The fourth proportional to 341,774.43, 512,765.52 and 242,127.42 is: 363,264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,774.43 : 512,765.52 = 242,127.42 : x
  2. Step 2: Convert to fraction form
    341,774.43/512,765.52 = 242,127.42/x
  3. Step 3: Cross multiply
    341,774.43x = 512,765.52 × 242,127.42
  4. Step 4: Simplify right side
    341,774.43x = 124,154,592,422.56
  5. Step 5: Solve for x
    x = 124,154,592,422.56/341,774.43
  6. Step 6: Final answer
    x = 363,264.72

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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.