Home / 902,455.72-1,245,955.16-580,724.92

Finding the Fourth Proportional to 902,455.72, 1,245,955.16 and 580,724.92

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Solution

The fourth proportional to 902,455.72, 1,245,955.16 and 580,724.92 is: 801,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,455.72 : 1,245,955.16 = 580,724.92 : x
  2. Step 2: Convert to fraction form
    902,455.72/1,245,955.16 = 580,724.92/x
  3. Step 3: Cross multiply
    902,455.72x = 1,245,955.16 × 580,724.92
  4. Step 4: Simplify right side
    902,455.72x = 723,557,210,614.59
  5. Step 5: Solve for x
    x = 723,557,210,614.59/902,455.72
  6. Step 6: Final answer
    x = 801,764.78

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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.