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Finding the Fourth Proportional to 668.93, 923.51 and 595.04

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Solution

The fourth proportional to 668.93, 923.51 and 595.04 is: 821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    668.93 : 923.51 = 595.04 : x
  2. Step 2: Convert to fraction form
    668.93/923.51 = 595.04/x
  3. Step 3: Cross multiply
    668.93x = 923.51 × 595.04
  4. Step 4: Simplify right side
    668.93x = 549,517.80
  5. Step 5: Solve for x
    x = 549,517.80/668.93
  6. Step 6: Final answer
    x = 821.48

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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.