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Finding the Fourth Proportional to 573,168.41, 858,631.55 and 472,111.55

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Solution

The fourth proportional to 573,168.41, 858,631.55 and 472,111.55 is: 707,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,168.41 : 858,631.55 = 472,111.55 : x
  2. Step 2: Convert to fraction form
    573,168.41/858,631.55 = 472,111.55/x
  3. Step 3: Cross multiply
    573,168.41x = 858,631.55 × 472,111.55
  4. Step 4: Simplify right side
    573,168.41x = 405,369,865,295.69
  5. Step 5: Solve for x
    x = 405,369,865,295.69/573,168.41
  6. Step 6: Final answer
    x = 707,243.90

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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.