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Finding the Fourth Proportional to 691,229, 953,896.02 and 373,277

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Solution

The fourth proportional to 691,229, 953,896.02 and 373,277 is: 515,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,229 : 953,896.02 = 373,277 : x
  2. Step 2: Convert to fraction form
    691,229/953,896.02 = 373,277/x
  3. Step 3: Cross multiply
    691,229x = 953,896.02 × 373,277
  4. Step 4: Simplify right side
    691,229x = 356,067,444,657.54
  5. Step 5: Solve for x
    x = 356,067,444,657.54/691,229
  6. Step 6: Final answer
    x = 515,122.26

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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.