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Finding the Fourth Proportional to 1,552.46, 2,329.14 and 456.82

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Solution

The fourth proportional to 1,552.46, 2,329.14 and 456.82 is: 685.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.46 : 2,329.14 = 456.82 : x
  2. Step 2: Convert to fraction form
    1,552.46/2,329.14 = 456.82/x
  3. Step 3: Cross multiply
    1,552.46x = 2,329.14 × 456.82
  4. Step 4: Simplify right side
    1,552.46x = 1,064,004.16
  5. Step 5: Solve for x
    x = 1,064,004.16/1,552.46
  6. Step 6: Final answer
    x = 685.37

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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.