Home / 268,305.92-370,244.27-147,444.61

Finding the Fourth Proportional to 268,305.92, 370,244.27 and 147,444.61

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Solution

The fourth proportional to 268,305.92, 370,244.27 and 147,444.61 is: 203,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,305.92 : 370,244.27 = 147,444.61 : x
  2. Step 2: Convert to fraction form
    268,305.92/370,244.27 = 147,444.61/x
  3. Step 3: Cross multiply
    268,305.92x = 370,244.27 × 147,444.61
  4. Step 4: Simplify right side
    268,305.92x = 54,590,519,406.44
  5. Step 5: Solve for x
    x = 54,590,519,406.44/268,305.92
  6. Step 6: Final answer
    x = 203,463.72

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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.