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Finding the Fourth Proportional to 608.61, 907.94 and 591.87

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Solution

The fourth proportional to 608.61, 907.94 and 591.87 is: 882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.61 : 907.94 = 591.87 : x
  2. Step 2: Convert to fraction form
    608.61/907.94 = 591.87/x
  3. Step 3: Cross multiply
    608.61x = 907.94 × 591.87
  4. Step 4: Simplify right side
    608.61x = 537,387.33
  5. Step 5: Solve for x
    x = 537,387.33/608.61
  6. Step 6: Final answer
    x = 882.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.