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Finding the Fourth Proportional to 359,250.70, 495,799.14 and 206,308.94

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Solution

The fourth proportional to 359,250.70, 495,799.14 and 206,308.94 is: 284,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,250.70 : 495,799.14 = 206,308.94 : x
  2. Step 2: Convert to fraction form
    359,250.70/495,799.14 = 206,308.94/x
  3. Step 3: Cross multiply
    359,250.70x = 495,799.14 × 206,308.94
  4. Step 4: Simplify right side
    359,250.70x = 102,287,795,026.31
  5. Step 5: Solve for x
    x = 102,287,795,026.31/359,250.70
  6. Step 6: Final answer
    x = 284,725.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.