Home / 359,195.12-495,174.24-282,581.17

Finding the Fourth Proportional to 359,195.12, 495,174.24 and 282,581.17

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Solution

The fourth proportional to 359,195.12, 495,174.24 and 282,581.17 is: 389,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,195.12 : 495,174.24 = 282,581.17 : x
  2. Step 2: Convert to fraction form
    359,195.12/495,174.24 = 282,581.17/x
  3. Step 3: Cross multiply
    359,195.12x = 495,174.24 × 282,581.17
  4. Step 4: Simplify right side
    359,195.12x = 139,926,914,756.70
  5. Step 5: Solve for x
    x = 139,926,914,756.70/359,195.12
  6. Step 6: Final answer
    x = 389,556.84

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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.