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Finding the Fourth Proportional to 359,770.97, 539,995.53 and 264,711.34

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Solution

The fourth proportional to 359,770.97, 539,995.53 and 264,711.34 is: 397,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,770.97 : 539,995.53 = 264,711.34 : x
  2. Step 2: Convert to fraction form
    359,770.97/539,995.53 = 264,711.34/x
  3. Step 3: Cross multiply
    359,770.97x = 539,995.53 × 264,711.34
  4. Step 4: Simplify right side
    359,770.97x = 142,942,940,340.31
  5. Step 5: Solve for x
    x = 142,942,940,340.31/359,770.97
  6. Step 6: Final answer
    x = 397,316.49

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1.5x scale

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.