Home / 711,752.55-1,067,641.17-262,242.03

Finding the Fourth Proportional to 711,752.55, 1,067,641.17 and 262,242.03

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Solution

The fourth proportional to 711,752.55, 1,067,641.17 and 262,242.03 is: 393,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,752.55 : 1,067,641.17 = 262,242.03 : x
  2. Step 2: Convert to fraction form
    711,752.55/1,067,641.17 = 262,242.03/x
  3. Step 3: Cross multiply
    711,752.55x = 1,067,641.17 × 262,242.03
  4. Step 4: Simplify right side
    711,752.55x = 279,980,387,732.38
  5. Step 5: Solve for x
    x = 279,980,387,732.38/711,752.55
  6. Step 6: Final answer
    x = 393,367.59

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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.