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Finding the Fourth Proportional to 359,852.88, 539,799 and 149,512.08

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Solution

The fourth proportional to 359,852.88, 539,799 and 149,512.08 is: 224,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,852.88 : 539,799 = 149,512.08 : x
  2. Step 2: Convert to fraction form
    359,852.88/539,799 = 149,512.08/x
  3. Step 3: Cross multiply
    359,852.88x = 539,799 × 149,512.08
  4. Step 4: Simplify right side
    359,852.88x = 80,706,471,271.92
  5. Step 5: Solve for x
    x = 80,706,471,271.92/359,852.88
  6. Step 6: Final answer
    x = 224,276.30

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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.