Home / 981,865.27-1,472,783.11-441,740.10

Finding the Fourth Proportional to 981,865.27, 1,472,783.11 and 441,740.10

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Solution

The fourth proportional to 981,865.27, 1,472,783.11 and 441,740.10 is: 662,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,865.27 : 1,472,783.11 = 441,740.10 : x
  2. Step 2: Convert to fraction form
    981,865.27/1,472,783.11 = 441,740.10/x
  3. Step 3: Cross multiply
    981,865.27x = 1,472,783.11 × 441,740.10
  4. Step 4: Simplify right side
    981,865.27x = 650,587,362,708.30
  5. Step 5: Solve for x
    x = 650,587,362,708.30/981,865.27
  6. Step 6: Final answer
    x = 662,603.50

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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.