Home / 359,270.24-495,786.03-198,140.18

Finding the Fourth Proportional to 359,270.24, 495,786.03 and 198,140.18

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Solution

The fourth proportional to 359,270.24, 495,786.03 and 198,140.18 is: 273,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,270.24 : 495,786.03 = 198,140.18 : x
  2. Step 2: Convert to fraction form
    359,270.24/495,786.03 = 198,140.18/x
  3. Step 3: Cross multiply
    359,270.24x = 495,786.03 × 198,140.18
  4. Step 4: Simplify right side
    359,270.24x = 98,235,133,225.69
  5. Step 5: Solve for x
    x = 98,235,133,225.69/359,270.24
  6. Step 6: Final answer
    x = 273,429.64

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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.