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Finding the Fourth Proportional to 359,350.90, 495,448.92 and 236,824.22

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Solution

The fourth proportional to 359,350.90, 495,448.92 and 236,824.22 is: 326,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,350.90 : 495,448.92 = 236,824.22 : x
  2. Step 2: Convert to fraction form
    359,350.90/495,448.92 = 236,824.22/x
  3. Step 3: Cross multiply
    359,350.90x = 495,448.92 × 236,824.22
  4. Step 4: Simplify right side
    359,350.90x = 117,334,305,267.47
  5. Step 5: Solve for x
    x = 117,334,305,267.47/359,350.90
  6. Step 6: Final answer
    x = 326,517.36

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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.