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Finding the Fourth Proportional to 1,252.64, 1,877.92 and 603.04

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Solution

The fourth proportional to 1,252.64, 1,877.92 and 603.04 is: 904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252.64 : 1,877.92 = 603.04 : x
  2. Step 2: Convert to fraction form
    1,252.64/1,877.92 = 603.04/x
  3. Step 3: Cross multiply
    1,252.64x = 1,877.92 × 603.04
  4. Step 4: Simplify right side
    1,252.64x = 1,132,460.88
  5. Step 5: Solve for x
    x = 1,132,460.88/1,252.64
  6. Step 6: Final answer
    x = 904.06

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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.