Home / 1,046.05-1,569.08-276.55

Finding the Fourth Proportional to 1,046.05, 1,569.08 and 276.55

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Solution

The fourth proportional to 1,046.05, 1,569.08 and 276.55 is: 414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.05 : 1,569.08 = 276.55 : x
  2. Step 2: Convert to fraction form
    1,046.05/1,569.08 = 276.55/x
  3. Step 3: Cross multiply
    1,046.05x = 1,569.08 × 276.55
  4. Step 4: Simplify right side
    1,046.05x = 433,927.69
  5. Step 5: Solve for x
    x = 433,927.69/1,046.05
  6. Step 6: Final answer
    x = 414.83

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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.