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Finding the Fourth Proportional to 334,341, 501,589.26 and 112,725

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Solution

The fourth proportional to 334,341, 501,589.26 and 112,725 is: 169,113.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,341 : 501,589.26 = 112,725 : x
  2. Step 2: Convert to fraction form
    334,341/501,589.26 = 112,725/x
  3. Step 3: Cross multiply
    334,341x = 501,589.26 × 112,725
  4. Step 4: Simplify right side
    334,341x = 56,541,649,333.50
  5. Step 5: Solve for x
    x = 56,541,649,333.50/334,341
  6. Step 6: Final answer
    x = 169,113.72

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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.