Home / 359,272.24-495,788.79-198,142.18

Finding the Fourth Proportional to 359,272.24, 495,788.79 and 198,142.18

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Solution

The fourth proportional to 359,272.24, 495,788.79 and 198,142.18 is: 273,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,272.24 : 495,788.79 = 198,142.18 : x
  2. Step 2: Convert to fraction form
    359,272.24/495,788.79 = 198,142.18/x
  3. Step 3: Cross multiply
    359,272.24x = 495,788.79 × 198,142.18
  4. Step 4: Simplify right side
    359,272.24x = 98,236,671,670.16
  5. Step 5: Solve for x
    x = 98,236,671,670.16/359,272.24
  6. Step 6: Final answer
    x = 273,432.40

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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.