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Finding the Fourth Proportional to 657,262.80, 985,883.94 and 337,230

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Solution

The fourth proportional to 657,262.80, 985,883.94 and 337,230 is: 505,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,262.80 : 985,883.94 = 337,230 : x
  2. Step 2: Convert to fraction form
    657,262.80/985,883.94 = 337,230/x
  3. Step 3: Cross multiply
    657,262.80x = 985,883.94 × 337,230
  4. Step 4: Simplify right side
    657,262.80x = 332,469,641,086.20
  5. Step 5: Solve for x
    x = 332,469,641,086.20/657,262.80
  6. Step 6: Final answer
    x = 505,839.74

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1.5x scale

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.