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Finding the Fourth Proportional to 608.25, 907.01 and 602.76

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Solution

The fourth proportional to 608.25, 907.01 and 602.76 is: 898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.25 : 907.01 = 602.76 : x
  2. Step 2: Convert to fraction form
    608.25/907.01 = 602.76/x
  3. Step 3: Cross multiply
    608.25x = 907.01 × 602.76
  4. Step 4: Simplify right side
    608.25x = 546,709.35
  5. Step 5: Solve for x
    x = 546,709.35/608.25
  6. Step 6: Final answer
    x = 898.82

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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.