Home / 754,281.14-1,040,945.34-467,893.49

Finding the Fourth Proportional to 754,281.14, 1,040,945.34 and 467,893.49

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Solution

The fourth proportional to 754,281.14, 1,040,945.34 and 467,893.49 is: 645,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,281.14 : 1,040,945.34 = 467,893.49 : x
  2. Step 2: Convert to fraction form
    754,281.14/1,040,945.34 = 467,893.49/x
  3. Step 3: Cross multiply
    754,281.14x = 1,040,945.34 × 467,893.49
  4. Step 4: Simplify right side
    754,281.14x = 487,051,542,827.11
  5. Step 5: Solve for x
    x = 487,051,542,827.11/754,281.14
  6. Step 6: Final answer
    x = 645,716.19

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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.