Home / 752,172.92-1,127,668.65-514,795.94

Finding the Fourth Proportional to 752,172.92, 1,127,668.65 and 514,795.94

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Solution

The fourth proportional to 752,172.92, 1,127,668.65 and 514,795.94 is: 771,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,172.92 : 1,127,668.65 = 514,795.94 : x
  2. Step 2: Convert to fraction form
    752,172.92/1,127,668.65 = 514,795.94/x
  3. Step 3: Cross multiply
    752,172.92x = 1,127,668.65 × 514,795.94
  4. Step 4: Simplify right side
    752,172.92x = 580,519,242,685.28
  5. Step 5: Solve for x
    x = 580,519,242,685.28/752,172.92
  6. Step 6: Final answer
    x = 771,789.61

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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.