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Finding the Fourth Proportional to 359,044.74, 495,452.61 and 208,151.46

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Solution

The fourth proportional to 359,044.74, 495,452.61 and 208,151.46 is: 287,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,044.74 : 495,452.61 = 208,151.46 : x
  2. Step 2: Convert to fraction form
    359,044.74/495,452.61 = 208,151.46/x
  3. Step 3: Cross multiply
    359,044.74x = 495,452.61 × 208,151.46
  4. Step 4: Simplify right side
    359,044.74x = 103,129,184,132.31
  5. Step 5: Solve for x
    x = 103,129,184,132.31/359,044.74
  6. Step 6: Final answer
    x = 287,232.13

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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.