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Finding the Fourth Proportional to 895.98, 1,344.18 and 348.24

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Solution

The fourth proportional to 895.98, 1,344.18 and 348.24 is: 522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.98 : 1,344.18 = 348.24 : x
  2. Step 2: Convert to fraction form
    895.98/1,344.18 = 348.24/x
  3. Step 3: Cross multiply
    895.98x = 1,344.18 × 348.24
  4. Step 4: Simplify right side
    895.98x = 468,097.24
  5. Step 5: Solve for x
    x = 468,097.24/895.98
  6. Step 6: Final answer
    x = 522.44

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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.