Home / 464,832.28-697,156.60-127,785.97

Finding the Fourth Proportional to 464,832.28, 697,156.60 and 127,785.97

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Solution

The fourth proportional to 464,832.28, 697,156.60 and 127,785.97 is: 191,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,832.28 : 697,156.60 = 127,785.97 : x
  2. Step 2: Convert to fraction form
    464,832.28/697,156.60 = 127,785.97/x
  3. Step 3: Cross multiply
    464,832.28x = 697,156.60 × 127,785.97
  4. Step 4: Simplify right side
    464,832.28x = 89,086,832,372.90
  5. Step 5: Solve for x
    x = 89,086,832,372.90/464,832.28
  6. Step 6: Final answer
    x = 191,653.71

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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.