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Finding the Fourth Proportional to 1,046.10, 1,568.61 and 525.54

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Solution

The fourth proportional to 1,046.10, 1,568.61 and 525.54 is: 788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.10 : 1,568.61 = 525.54 : x
  2. Step 2: Convert to fraction form
    1,046.10/1,568.61 = 525.54/x
  3. Step 3: Cross multiply
    1,046.10x = 1,568.61 × 525.54
  4. Step 4: Simplify right side
    1,046.10x = 824,367.30
  5. Step 5: Solve for x
    x = 824,367.30/1,046.10
  6. Step 6: Final answer
    x = 788.04

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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.