Home / 485,633.32-727,826.55-232,534.56

Finding the Fourth Proportional to 485,633.32, 727,826.55 and 232,534.56

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Solution

The fourth proportional to 485,633.32, 727,826.55 and 232,534.56 is: 348,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,633.32 : 727,826.55 = 232,534.56 : x
  2. Step 2: Convert to fraction form
    485,633.32/727,826.55 = 232,534.56/x
  3. Step 3: Cross multiply
    485,633.32x = 727,826.55 × 232,534.56
  4. Step 4: Simplify right side
    485,633.32x = 169,244,826,560.57
  5. Step 5: Solve for x
    x = 169,244,826,560.57/485,633.32
  6. Step 6: Final answer
    x = 348,503.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.