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Finding the Fourth Proportional to 1,046.97, 1,570.41 and 560.97

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Solution

The fourth proportional to 1,046.97, 1,570.41 and 560.97 is: 841.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.97 : 1,570.41 = 560.97 : x
  2. Step 2: Convert to fraction form
    1,046.97/1,570.41 = 560.97/x
  3. Step 3: Cross multiply
    1,046.97x = 1,570.41 × 560.97
  4. Step 4: Simplify right side
    1,046.97x = 880,952.90
  5. Step 5: Solve for x
    x = 880,952.90/1,046.97
  6. Step 6: Final answer
    x = 841.43

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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.