Home / 727,124.55-1,088,504.69-441,934.89

Finding the Fourth Proportional to 727,124.55, 1,088,504.69 and 441,934.89

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Solution

The fourth proportional to 727,124.55, 1,088,504.69 and 441,934.89 is: 661,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,124.55 : 1,088,504.69 = 441,934.89 : x
  2. Step 2: Convert to fraction form
    727,124.55/1,088,504.69 = 441,934.89/x
  3. Step 3: Cross multiply
    727,124.55x = 1,088,504.69 × 441,934.89
  4. Step 4: Simplify right side
    727,124.55x = 481,048,198,229.96
  5. Step 5: Solve for x
    x = 481,048,198,229.96/727,124.55
  6. Step 6: Final answer
    x = 661,576.06

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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.