Home / 364,454.16-502,947.56-203,305.20

Finding the Fourth Proportional to 364,454.16, 502,947.56 and 203,305.20

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Solution

The fourth proportional to 364,454.16, 502,947.56 and 203,305.20 is: 280,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,454.16 : 502,947.56 = 203,305.20 : x
  2. Step 2: Convert to fraction form
    364,454.16/502,947.56 = 203,305.20/x
  3. Step 3: Cross multiply
    364,454.16x = 502,947.56 × 203,305.20
  4. Step 4: Simplify right side
    364,454.16x = 102,251,854,275.31
  5. Step 5: Solve for x
    x = 102,251,854,275.31/364,454.16
  6. Step 6: Final answer
    x = 280,561.63

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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.