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Finding the Fourth Proportional to 608.66, 838.14 and 595.04

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Solution

The fourth proportional to 608.66, 838.14 and 595.04 is: 819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.66 : 838.14 = 595.04 : x
  2. Step 2: Convert to fraction form
    608.66/838.14 = 595.04/x
  3. Step 3: Cross multiply
    608.66x = 838.14 × 595.04
  4. Step 4: Simplify right side
    608.66x = 498,726.83
  5. Step 5: Solve for x
    x = 498,726.83/608.66
  6. Step 6: Final answer
    x = 819.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.