Home / 1,046.55-1,569.56-353.04

Finding the Fourth Proportional to 1,046.55, 1,569.56 and 353.04

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Solution

The fourth proportional to 1,046.55, 1,569.56 and 353.04 is: 529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.55 : 1,569.56 = 353.04 : x
  2. Step 2: Convert to fraction form
    1,046.55/1,569.56 = 353.04/x
  3. Step 3: Cross multiply
    1,046.55x = 1,569.56 × 353.04
  4. Step 4: Simplify right side
    1,046.55x = 554,109.61
  5. Step 5: Solve for x
    x = 554,109.61/1,046.55
  6. Step 6: Final answer
    x = 529.47

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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.