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Finding the Fourth Proportional to 895, 1,341.54 and 374.87

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Solution

The fourth proportional to 895, 1,341.54 and 374.87 is: 561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    895 : 1,341.54 = 374.87 : x
  2. Step 2: Convert to fraction form
    895/1,341.54 = 374.87/x
  3. Step 3: Cross multiply
    895x = 1,341.54 × 374.87
  4. Step 4: Simplify right side
    895x = 502,903.10
  5. Step 5: Solve for x
    x = 502,903.10/895
  6. Step 6: Final answer
    x = 561.90

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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.