Home / 372,639.52-514,076.40-251,741.92

Finding the Fourth Proportional to 372,639.52, 514,076.40 and 251,741.92

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Solution

The fourth proportional to 372,639.52, 514,076.40 and 251,741.92 is: 347,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,639.52 : 514,076.40 = 251,741.92 : x
  2. Step 2: Convert to fraction form
    372,639.52/514,076.40 = 251,741.92/x
  3. Step 3: Cross multiply
    372,639.52x = 514,076.40 × 251,741.92
  4. Step 4: Simplify right side
    372,639.52x = 129,414,579,962.69
  5. Step 5: Solve for x
    x = 129,414,579,962.69/372,639.52
  6. Step 6: Final answer
    x = 347,291.61

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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.