Home / 902,456.72-1,245,956.54-580,725.92

Finding the Fourth Proportional to 902,456.72, 1,245,956.54 and 580,725.92

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Solution

The fourth proportional to 902,456.72, 1,245,956.54 and 580,725.92 is: 801,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,456.72 : 1,245,956.54 = 580,725.92 : x
  2. Step 2: Convert to fraction form
    902,456.72/1,245,956.54 = 580,725.92/x
  3. Step 3: Cross multiply
    902,456.72x = 1,245,956.54 × 580,725.92
  4. Step 4: Simplify right side
    902,456.72x = 723,559,257,971.52
  5. Step 5: Solve for x
    x = 723,559,257,971.52/902,456.72
  6. Step 6: Final answer
    x = 801,766.16

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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.