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Finding the Fourth Proportional to 338,437.93, 467,057.29 and 193,267.40

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Solution

The fourth proportional to 338,437.93, 467,057.29 and 193,267.40 is: 266,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,437.93 : 467,057.29 = 193,267.40 : x
  2. Step 2: Convert to fraction form
    338,437.93/467,057.29 = 193,267.40/x
  3. Step 3: Cross multiply
    338,437.93x = 467,057.29 × 193,267.40
  4. Step 4: Simplify right side
    338,437.93x = 90,266,948,773.82
  5. Step 5: Solve for x
    x = 90,266,948,773.82/338,437.93
  6. Step 6: Final answer
    x = 266,716.41

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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.