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Finding the Fourth Proportional to 1,254.96, 1,883.24 and 525.04

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Solution

The fourth proportional to 1,254.96, 1,883.24 and 525.04 is: 787.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254.96 : 1,883.24 = 525.04 : x
  2. Step 2: Convert to fraction form
    1,254.96/1,883.24 = 525.04/x
  3. Step 3: Cross multiply
    1,254.96x = 1,883.24 × 525.04
  4. Step 4: Simplify right side
    1,254.96x = 988,776.33
  5. Step 5: Solve for x
    x = 988,776.33/1,254.96
  6. Step 6: Final answer
    x = 787.89

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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.