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Finding the Fourth Proportional to 895.24, 1,342.68 and 347.52

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Solution

The fourth proportional to 895.24, 1,342.68 and 347.52 is: 521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.24 : 1,342.68 = 347.52 : x
  2. Step 2: Convert to fraction form
    895.24/1,342.68 = 347.52/x
  3. Step 3: Cross multiply
    895.24x = 1,342.68 × 347.52
  4. Step 4: Simplify right side
    895.24x = 466,608.15
  5. Step 5: Solve for x
    x = 466,608.15/895.24
  6. Step 6: Final answer
    x = 521.21

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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.