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Finding the Fourth Proportional to 671,845.34, 927,147.51 and 365,922.92

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Solution

The fourth proportional to 671,845.34, 927,147.51 and 365,922.92 is: 504,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,845.34 : 927,147.51 = 365,922.92 : x
  2. Step 2: Convert to fraction form
    671,845.34/927,147.51 = 365,922.92/x
  3. Step 3: Cross multiply
    671,845.34x = 927,147.51 × 365,922.92
  4. Step 4: Simplify right side
    671,845.34x = 339,264,524,129.93
  5. Step 5: Solve for x
    x = 339,264,524,129.93/671,845.34
  6. Step 6: Final answer
    x = 504,974.14

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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.