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Finding the Fourth Proportional to 573,169.17, 858,632.67 and 472,112.30

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Solution

The fourth proportional to 573,169.17, 858,632.67 and 472,112.30 is: 707,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,169.17 : 858,632.67 = 472,112.30 : x
  2. Step 2: Convert to fraction form
    573,169.17/858,632.67 = 472,112.30/x
  3. Step 3: Cross multiply
    573,169.17x = 858,632.67 × 472,112.30
  4. Step 4: Simplify right side
    573,169.17x = 405,371,040,395.68
  5. Step 5: Solve for x
    x = 405,371,040,395.68/573,169.17
  6. Step 6: Final answer
    x = 707,245.02

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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.