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Finding the Fourth Proportional to 1,304.29, 1,955.83 and 482.53

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Solution

The fourth proportional to 1,304.29, 1,955.83 and 482.53 is: 723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.29 : 1,955.83 = 482.53 : x
  2. Step 2: Convert to fraction form
    1,304.29/1,955.83 = 482.53/x
  3. Step 3: Cross multiply
    1,304.29x = 1,955.83 × 482.53
  4. Step 4: Simplify right side
    1,304.29x = 943,746.65
  5. Step 5: Solve for x
    x = 943,746.65/1,304.29
  6. Step 6: Final answer
    x = 723.57

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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.