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Finding the Fourth Proportional to 895.25, 1,342.88 and 598.13

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Solution

The fourth proportional to 895.25, 1,342.88 and 598.13 is: 897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.25 : 1,342.88 = 598.13 : x
  2. Step 2: Convert to fraction form
    895.25/1,342.88 = 598.13/x
  3. Step 3: Cross multiply
    895.25x = 1,342.88 × 598.13
  4. Step 4: Simplify right side
    895.25x = 803,213.82
  5. Step 5: Solve for x
    x = 803,213.82/895.25
  6. Step 6: Final answer
    x = 897.20

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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.