Home / 372,629.40-514,230.52-202,864.76

Finding the Fourth Proportional to 372,629.40, 514,230.52 and 202,864.76

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Solution

The fourth proportional to 372,629.40, 514,230.52 and 202,864.76 is: 279,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,629.40 : 514,230.52 = 202,864.76 : x
  2. Step 2: Convert to fraction form
    372,629.40/514,230.52 = 202,864.76/x
  3. Step 3: Cross multiply
    372,629.40x = 514,230.52 × 202,864.76
  4. Step 4: Simplify right side
    372,629.40x = 104,319,251,024.48
  5. Step 5: Solve for x
    x = 104,319,251,024.48/372,629.40
  6. Step 6: Final answer
    x = 279,954.43

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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.