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Finding the Fourth Proportional to 895.98, 1,344.36 and 376.32

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Solution

The fourth proportional to 895.98, 1,344.36 and 376.32 is: 564.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.98 : 1,344.36 = 376.32 : x
  2. Step 2: Convert to fraction form
    895.98/1,344.36 = 376.32/x
  3. Step 3: Cross multiply
    895.98x = 1,344.36 × 376.32
  4. Step 4: Simplify right side
    895.98x = 505,909.56
  5. Step 5: Solve for x
    x = 505,909.56/895.98
  6. Step 6: Final answer
    x = 564.64

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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.