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Finding the Fourth Proportional to 244,890.60, 367,335.90 and 209,461.20

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Solution

The fourth proportional to 244,890.60, 367,335.90 and 209,461.20 is: 314,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,890.60 : 367,335.90 = 209,461.20 : x
  2. Step 2: Convert to fraction form
    244,890.60/367,335.90 = 209,461.20/x
  3. Step 3: Cross multiply
    244,890.60x = 367,335.90 × 209,461.20
  4. Step 4: Simplify right side
    244,890.60x = 76,942,618,417.08
  5. Step 5: Solve for x
    x = 76,942,618,417.08/244,890.60
  6. Step 6: Final answer
    x = 314,191.80

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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.