Home / 372,818.80-514,543.61-269,787.52

Finding the Fourth Proportional to 372,818.80, 514,543.61 and 269,787.52

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Solution

The fourth proportional to 372,818.80, 514,543.61 and 269,787.52 is: 372,345.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,818.80 : 514,543.61 = 269,787.52 : x
  2. Step 2: Convert to fraction form
    372,818.80/514,543.61 = 269,787.52/x
  3. Step 3: Cross multiply
    372,818.80x = 514,543.61 × 269,787.52
  4. Step 4: Simplify right side
    372,818.80x = 138,817,445,791.40
  5. Step 5: Solve for x
    x = 138,817,445,791.40/372,818.80
  6. Step 6: Final answer
    x = 372,345.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.