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Finding the Fourth Proportional to 674.94, 1,013.04 and 598.17

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Solution

The fourth proportional to 674.94, 1,013.04 and 598.17 is: 897.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    674.94 : 1,013.04 = 598.17 : x
  2. Step 2: Convert to fraction form
    674.94/1,013.04 = 598.17/x
  3. Step 3: Cross multiply
    674.94x = 1,013.04 × 598.17
  4. Step 4: Simplify right side
    674.94x = 605,970.14
  5. Step 5: Solve for x
    x = 605,970.14/674.94
  6. Step 6: Final answer
    x = 897.81

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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.