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Finding the Fourth Proportional to 866,576.34, 1,195,842.69 and 484,594.92

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Solution

The fourth proportional to 866,576.34, 1,195,842.69 and 484,594.92 is: 668,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,576.34 : 1,195,842.69 = 484,594.92 : x
  2. Step 2: Convert to fraction form
    866,576.34/1,195,842.69 = 484,594.92/x
  3. Step 3: Cross multiply
    866,576.34x = 1,195,842.69 × 484,594.92
  4. Step 4: Simplify right side
    866,576.34x = 579,499,292,693.14
  5. Step 5: Solve for x
    x = 579,499,292,693.14/866,576.34
  6. Step 6: Final answer
    x = 668,722.73

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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.