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Finding the Fourth Proportional to 359,244.69, 495,754.04 and 195,900.80

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Solution

The fourth proportional to 359,244.69, 495,754.04 and 195,900.80 is: 270,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,244.69 : 495,754.04 = 195,900.80 : x
  2. Step 2: Convert to fraction form
    359,244.69/495,754.04 = 195,900.80/x
  3. Step 3: Cross multiply
    359,244.69x = 495,754.04 × 195,900.80
  4. Step 4: Simplify right side
    359,244.69x = 97,118,609,580.96
  5. Step 5: Solve for x
    x = 97,118,609,580.96/359,244.69
  6. Step 6: Final answer
    x = 270,341.11

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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.