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Finding the Fourth Proportional to 655,752.02, 982,103.57 and 633,022.25

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Solution

The fourth proportional to 655,752.02, 982,103.57 and 633,022.25 is: 948,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,752.02 : 982,103.57 = 633,022.25 : x
  2. Step 2: Convert to fraction form
    655,752.02/982,103.57 = 633,022.25/x
  3. Step 3: Cross multiply
    655,752.02x = 982,103.57 × 633,022.25
  4. Step 4: Simplify right side
    655,752.02x = 621,693,403,538.80
  5. Step 5: Solve for x
    x = 621,693,403,538.80/655,752.02
  6. Step 6: Final answer
    x = 948,061.75

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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.