Home / 984,098.80-1,476,731.40-648,102.70

Finding the Fourth Proportional to 984,098.80, 1,476,731.40 and 648,102.70

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Solution

The fourth proportional to 984,098.80, 1,476,731.40 and 648,102.70 is: 972,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,098.80 : 1,476,731.40 = 648,102.70 : x
  2. Step 2: Convert to fraction form
    984,098.80/1,476,731.40 = 648,102.70/x
  3. Step 3: Cross multiply
    984,098.80x = 1,476,731.40 × 648,102.70
  4. Step 4: Simplify right side
    984,098.80x = 957,073,607,514.78
  5. Step 5: Solve for x
    x = 957,073,607,514.78/984,098.80
  6. Step 6: Final answer
    x = 972,538.13

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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.