Home / 1,046.17-1,569.66-396.75

Finding the Fourth Proportional to 1,046.17, 1,569.66 and 396.75

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Solution

The fourth proportional to 1,046.17, 1,569.66 and 396.75 is: 595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.17 : 1,569.66 = 396.75 : x
  2. Step 2: Convert to fraction form
    1,046.17/1,569.66 = 396.75/x
  3. Step 3: Cross multiply
    1,046.17x = 1,569.66 × 396.75
  4. Step 4: Simplify right side
    1,046.17x = 622,762.61
  5. Step 5: Solve for x
    x = 622,762.61/1,046.17
  6. Step 6: Final answer
    x = 595.28

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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.