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Finding the Fourth Proportional to 1,030.41, 1,546.17 and 482.46

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Solution

The fourth proportional to 1,030.41, 1,546.17 and 482.46 is: 723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030.41 : 1,546.17 = 482.46 : x
  2. Step 2: Convert to fraction form
    1,030.41/1,546.17 = 482.46/x
  3. Step 3: Cross multiply
    1,030.41x = 1,546.17 × 482.46
  4. Step 4: Simplify right side
    1,030.41x = 745,965.18
  5. Step 5: Solve for x
    x = 745,965.18/1,030.41
  6. Step 6: Final answer
    x = 723.95

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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.