Home / 871,105.73-1,202,085.02-483,946.13

Finding the Fourth Proportional to 871,105.73, 1,202,085.02 and 483,946.13

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Solution

The fourth proportional to 871,105.73, 1,202,085.02 and 483,946.13 is: 667,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,105.73 : 1,202,085.02 = 483,946.13 : x
  2. Step 2: Convert to fraction form
    871,105.73/1,202,085.02 = 483,946.13/x
  3. Step 3: Cross multiply
    871,105.73x = 1,202,085.02 × 483,946.13
  4. Step 4: Simplify right side
    871,105.73x = 581,744,393,359.97
  5. Step 5: Solve for x
    x = 581,744,393,359.97/871,105.73
  6. Step 6: Final answer
    x = 667,822.94

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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.