Home / 843,642.72-1,164,247.02-481,101.30

Finding the Fourth Proportional to 843,642.72, 1,164,247.02 and 481,101.30

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Solution

The fourth proportional to 843,642.72, 1,164,247.02 and 481,101.30 is: 663,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,642.72 : 1,164,247.02 = 481,101.30 : x
  2. Step 2: Convert to fraction form
    843,642.72/1,164,247.02 = 481,101.30/x
  3. Step 3: Cross multiply
    843,642.72x = 1,164,247.02 × 481,101.30
  4. Step 4: Simplify right side
    843,642.72x = 560,120,754,843.13
  5. Step 5: Solve for x
    x = 560,120,754,843.13/843,642.72
  6. Step 6: Final answer
    x = 663,931.24

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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.