Home / 871,107.73-1,202,087.78-483,948.13

Finding the Fourth Proportional to 871,107.73, 1,202,087.78 and 483,948.13

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Solution

The fourth proportional to 871,107.73, 1,202,087.78 and 483,948.13 is: 667,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,107.73 : 1,202,087.78 = 483,948.13 : x
  2. Step 2: Convert to fraction form
    871,107.73/1,202,087.78 = 483,948.13/x
  3. Step 3: Cross multiply
    871,107.73x = 1,202,087.78 × 483,948.13
  4. Step 4: Simplify right side
    871,107.73x = 581,748,133,226.85
  5. Step 5: Solve for x
    x = 581,748,133,226.85/871,107.73
  6. Step 6: Final answer
    x = 667,825.70

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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.