Home / 359,410.07-495,988.98-198,270.65

Finding the Fourth Proportional to 359,410.07, 495,988.98 and 198,270.65

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Solution

The fourth proportional to 359,410.07, 495,988.98 and 198,270.65 is: 273,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,410.07 : 495,988.98 = 198,270.65 : x
  2. Step 2: Convert to fraction form
    359,410.07/495,988.98 = 198,270.65/x
  3. Step 3: Cross multiply
    359,410.07x = 495,988.98 × 198,270.65
  4. Step 4: Simplify right side
    359,410.07x = 98,340,057,457.44
  5. Step 5: Solve for x
    x = 98,340,057,457.44/359,410.07
  6. Step 6: Final answer
    x = 273,615.20

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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.