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Finding the Fourth Proportional to 244,822.60, 367,233.90 and 212,017.60

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Solution

The fourth proportional to 244,822.60, 367,233.90 and 212,017.60 is: 318,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,822.60 : 367,233.90 = 212,017.60 : x
  2. Step 2: Convert to fraction form
    244,822.60/367,233.90 = 212,017.60/x
  3. Step 3: Cross multiply
    244,822.60x = 367,233.90 × 212,017.60
  4. Step 4: Simplify right side
    244,822.60x = 77,860,050,116.64
  5. Step 5: Solve for x
    x = 77,860,050,116.64/244,822.60
  6. Step 6: Final answer
    x = 318,026.40

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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.