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Finding the Fourth Proportional to 1,032.66, 1,549.34 and 302.28

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Solution

The fourth proportional to 1,032.66, 1,549.34 and 302.28 is: 453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.66 : 1,549.34 = 302.28 : x
  2. Step 2: Convert to fraction form
    1,032.66/1,549.34 = 302.28/x
  3. Step 3: Cross multiply
    1,032.66x = 1,549.34 × 302.28
  4. Step 4: Simplify right side
    1,032.66x = 468,334.50
  5. Step 5: Solve for x
    x = 468,334.50/1,032.66
  6. Step 6: Final answer
    x = 453.52

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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.