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Finding the Fourth Proportional to 1,032.56, 1,548.84 and 302.14

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Solution

The fourth proportional to 1,032.56, 1,548.84 and 302.14 is: 453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.56 : 1,548.84 = 302.14 : x
  2. Step 2: Convert to fraction form
    1,032.56/1,548.84 = 302.14/x
  3. Step 3: Cross multiply
    1,032.56x = 1,548.84 × 302.14
  4. Step 4: Simplify right side
    1,032.56x = 467,966.52
  5. Step 5: Solve for x
    x = 467,966.52/1,032.56
  6. Step 6: Final answer
    x = 453.21

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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.