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Finding the Fourth Proportional to 244,666.62, 338,305.95 and 213,173.82

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Solution

The fourth proportional to 244,666.62, 338,305.95 and 213,173.82 is: 294,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,666.62 : 338,305.95 = 213,173.82 : x
  2. Step 2: Convert to fraction form
    244,666.62/338,305.95 = 213,173.82/x
  3. Step 3: Cross multiply
    244,666.62x = 338,305.95 × 213,173.82
  4. Step 4: Simplify right side
    244,666.62x = 72,117,971,690.23
  5. Step 5: Solve for x
    x = 72,117,971,690.23/244,666.62
  6. Step 6: Final answer
    x = 294,760.16

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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.