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Finding the Fourth Proportional to 895.32, 1,342.90 and 375.14

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Solution

The fourth proportional to 895.32, 1,342.90 and 375.14 is: 562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.32 : 1,342.90 = 375.14 : x
  2. Step 2: Convert to fraction form
    895.32/1,342.90 = 375.14/x
  3. Step 3: Cross multiply
    895.32x = 1,342.90 × 375.14
  4. Step 4: Simplify right side
    895.32x = 503,775.51
  5. Step 5: Solve for x
    x = 503,775.51/895.32
  6. Step 6: Final answer
    x = 562.68

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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.