Home / 865,020.24-1,296,696.96-580,788.54

Finding the Fourth Proportional to 865,020.24, 1,296,696.96 and 580,788.54

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Solution

The fourth proportional to 865,020.24, 1,296,696.96 and 580,788.54 is: 870,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,020.24 : 1,296,696.96 = 580,788.54 : x
  2. Step 2: Convert to fraction form
    865,020.24/1,296,696.96 = 580,788.54/x
  3. Step 3: Cross multiply
    865,020.24x = 1,296,696.96 × 580,788.54
  4. Step 4: Simplify right side
    865,020.24x = 753,106,734,220.84
  5. Step 5: Solve for x
    x = 753,106,734,220.84/865,020.24
  6. Step 6: Final answer
    x = 870,623.25

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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.