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Finding the Fourth Proportional to 443,867.84, 612,597.65 and 250,315.37

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Solution

The fourth proportional to 443,867.84, 612,597.65 and 250,315.37 is: 345,469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,867.84 : 612,597.65 = 250,315.37 : x
  2. Step 2: Convert to fraction form
    443,867.84/612,597.65 = 250,315.37/x
  3. Step 3: Cross multiply
    443,867.84x = 612,597.65 × 250,315.37
  4. Step 4: Simplify right side
    443,867.84x = 153,342,608,849.42
  5. Step 5: Solve for x
    x = 153,342,608,849.42/443,867.84
  6. Step 6: Final answer
    x = 345,469.07

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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.