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Finding the Fourth Proportional to 655,957.20, 984,166.20 and 282,094.80

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Solution

The fourth proportional to 655,957.20, 984,166.20 and 282,094.80 is: 423,241.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,957.20 : 984,166.20 = 282,094.80 : x
  2. Step 2: Convert to fraction form
    655,957.20/984,166.20 = 282,094.80/x
  3. Step 3: Cross multiply
    655,957.20x = 984,166.20 × 282,094.80
  4. Step 4: Simplify right side
    655,957.20x = 277,628,167,355.76
  5. Step 5: Solve for x
    x = 277,628,167,355.76/655,957.20
  6. Step 6: Final answer
    x = 423,241.28

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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.