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Finding the Fourth Proportional to 359,443.53, 539,274.65 and 170,049.33

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Solution

The fourth proportional to 359,443.53, 539,274.65 and 170,049.33 is: 255,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,443.53 : 539,274.65 = 170,049.33 : x
  2. Step 2: Convert to fraction form
    359,443.53/539,274.65 = 170,049.33/x
  3. Step 3: Cross multiply
    359,443.53x = 539,274.65 × 170,049.33
  4. Step 4: Simplify right side
    359,443.53x = 91,703,292,068.24
  5. Step 5: Solve for x
    x = 91,703,292,068.24/359,443.53
  6. Step 6: Final answer
    x = 255,125.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.