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Finding the Fourth Proportional to 591,754.72, 887,632.04 and 491,986.48

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Solution

The fourth proportional to 591,754.72, 887,632.04 and 491,986.48 is: 737,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,754.72 : 887,632.04 = 491,986.48 : x
  2. Step 2: Convert to fraction form
    591,754.72/887,632.04 = 491,986.48/x
  3. Step 3: Cross multiply
    591,754.72x = 887,632.04 × 491,986.48
  4. Step 4: Simplify right side
    591,754.72x = 436,702,962,894.82
  5. Step 5: Solve for x
    x = 436,702,962,894.82/591,754.72
  6. Step 6: Final answer
    x = 737,979.69

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Similar ratio
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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.