Home / 453,197.82-679,821.57-149,579.58

Finding the Fourth Proportional to 453,197.82, 679,821.57 and 149,579.58

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Solution

The fourth proportional to 453,197.82, 679,821.57 and 149,579.58 is: 224,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,197.82 : 679,821.57 = 149,579.58 : x
  2. Step 2: Convert to fraction form
    453,197.82/679,821.57 = 149,579.58/x
  3. Step 3: Cross multiply
    453,197.82x = 679,821.57 × 149,579.58
  4. Step 4: Simplify right side
    453,197.82x = 101,687,424,915.54
  5. Step 5: Solve for x
    x = 101,687,424,915.54/453,197.82
  6. Step 6: Final answer
    x = 224,377.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.