Home / 956.03-1,434.02-272.03

Finding the Fourth Proportional to 956.03, 1,434.02 and 272.03

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Solution

The fourth proportional to 956.03, 1,434.02 and 272.03 is: 408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    956.03 : 1,434.02 = 272.03 : x
  2. Step 2: Convert to fraction form
    956.03/1,434.02 = 272.03/x
  3. Step 3: Cross multiply
    956.03x = 1,434.02 × 272.03
  4. Step 4: Simplify right side
    956.03x = 390,095.10
  5. Step 5: Solve for x
    x = 390,095.10/956.03
  6. Step 6: Final answer
    x = 408.04

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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.