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Finding the Fourth Proportional to 573,169.91, 858,633.80 and 472,113.05

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Solution

The fourth proportional to 573,169.91, 858,633.80 and 472,113.05 is: 707,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,169.91 : 858,633.80 = 472,113.05 : x
  2. Step 2: Convert to fraction form
    573,169.91/858,633.80 = 472,113.05/x
  3. Step 3: Cross multiply
    573,169.91x = 858,633.80 × 472,113.05
  4. Step 4: Simplify right side
    573,169.91x = 405,372,215,497.36
  5. Step 5: Solve for x
    x = 405,372,215,497.36/573,169.91
  6. Step 6: Final answer
    x = 707,246.16

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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.