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Finding the Fourth Proportional to 546,315.36, 819,726.48 and 230,845.92

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Solution

The fourth proportional to 546,315.36, 819,726.48 and 230,845.92 is: 346,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,315.36 : 819,726.48 = 230,845.92 : x
  2. Step 2: Convert to fraction form
    546,315.36/819,726.48 = 230,845.92/x
  3. Step 3: Cross multiply
    546,315.36x = 819,726.48 × 230,845.92
  4. Step 4: Simplify right side
    546,315.36x = 189,230,513,423.96
  5. Step 5: Solve for x
    x = 189,230,513,423.96/546,315.36
  6. Step 6: Final answer
    x = 346,375.97

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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.