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Finding the Fourth Proportional to 341,250.70, 512,860.20 and 297,948.10

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Solution

The fourth proportional to 341,250.70, 512,860.20 and 297,948.10 is: 447,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,250.70 : 512,860.20 = 297,948.10 : x
  2. Step 2: Convert to fraction form
    341,250.70/512,860.20 = 297,948.10/x
  3. Step 3: Cross multiply
    341,250.70x = 512,860.20 × 297,948.10
  4. Step 4: Simplify right side
    341,250.70x = 152,805,722,155.62
  5. Step 5: Solve for x
    x = 152,805,722,155.62/341,250.70
  6. Step 6: Final answer
    x = 447,781.42

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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.