Home / 277,800.96-416,753.28-90,822.72

Finding the Fourth Proportional to 277,800.96, 416,753.28 and 90,822.72

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Solution

The fourth proportional to 277,800.96, 416,753.28 and 90,822.72 is: 136,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,800.96 : 416,753.28 = 90,822.72 : x
  2. Step 2: Convert to fraction form
    277,800.96/416,753.28 = 90,822.72/x
  3. Step 3: Cross multiply
    277,800.96x = 416,753.28 × 90,822.72
  4. Step 4: Simplify right side
    277,800.96x = 37,850,666,458.52
  5. Step 5: Solve for x
    x = 37,850,666,458.52/277,800.96
  6. Step 6: Final answer
    x = 136,251.03

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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.