Home / 372,822.32-514,500.78-203,056.44

Finding the Fourth Proportional to 372,822.32, 514,500.78 and 203,056.44

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Solution

The fourth proportional to 372,822.32, 514,500.78 and 203,056.44 is: 280,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,822.32 : 514,500.78 = 203,056.44 : x
  2. Step 2: Convert to fraction form
    372,822.32/514,500.78 = 203,056.44/x
  3. Step 3: Cross multiply
    372,822.32x = 514,500.78 × 203,056.44
  4. Step 4: Simplify right side
    372,822.32x = 104,472,696,764.02
  5. Step 5: Solve for x
    x = 104,472,696,764.02/372,822.32
  6. Step 6: Final answer
    x = 280,221.15

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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.