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Finding the Fourth Proportional to 676,168.27, 933,174.81 and 374,362.27

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Solution

The fourth proportional to 676,168.27, 933,174.81 and 374,362.27 is: 516,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,168.27 : 933,174.81 = 374,362.27 : x
  2. Step 2: Convert to fraction form
    676,168.27/933,174.81 = 374,362.27/x
  3. Step 3: Cross multiply
    676,168.27x = 933,174.81 × 374,362.27
  4. Step 4: Simplify right side
    676,168.27x = 349,345,433,640.73
  5. Step 5: Solve for x
    x = 349,345,433,640.73/676,168.27
  6. Step 6: Final answer
    x = 516,654.58

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1.5x scale

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.