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Finding the Fourth Proportional to 434.01, 598.74 and 267.91

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Solution

The fourth proportional to 434.01, 598.74 and 267.91 is: 369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.01 : 598.74 = 267.91 : x
  2. Step 2: Convert to fraction form
    434.01/598.74 = 267.91/x
  3. Step 3: Cross multiply
    434.01x = 598.74 × 267.91
  4. Step 4: Simplify right side
    434.01x = 160,407.44
  5. Step 5: Solve for x
    x = 160,407.44/434.01
  6. Step 6: Final answer
    x = 369.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.