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Finding the Fourth Proportional to 895.44, 1,342.92 and 347.46

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Solution

The fourth proportional to 895.44, 1,342.92 and 347.46 is: 521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.44 : 1,342.92 = 347.46 : x
  2. Step 2: Convert to fraction form
    895.44/1,342.92 = 347.46/x
  3. Step 3: Cross multiply
    895.44x = 1,342.92 × 347.46
  4. Step 4: Simplify right side
    895.44x = 466,610.98
  5. Step 5: Solve for x
    x = 466,610.98/895.44
  6. Step 6: Final answer
    x = 521.10

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1.5x scale

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.