Home / 372,481.27-514,026.44-202,717.15

Finding the Fourth Proportional to 372,481.27, 514,026.44 and 202,717.15

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Solution

The fourth proportional to 372,481.27, 514,026.44 and 202,717.15 is: 279,750.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,481.27 : 514,026.44 = 202,717.15 : x
  2. Step 2: Convert to fraction form
    372,481.27/514,026.44 = 202,717.15/x
  3. Step 3: Cross multiply
    372,481.27x = 514,026.44 × 202,717.15
  4. Step 4: Simplify right side
    372,481.27x = 104,201,973,402.98
  5. Step 5: Solve for x
    x = 104,201,973,402.98/372,481.27
  6. Step 6: Final answer
    x = 279,750.91

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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.