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Finding the Fourth Proportional to 296,093.20, 443,848.20 and 146,356.60

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Solution

The fourth proportional to 296,093.20, 443,848.20 and 146,356.60 is: 219,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,093.20 : 443,848.20 = 146,356.60 : x
  2. Step 2: Convert to fraction form
    296,093.20/443,848.20 = 146,356.60/x
  3. Step 3: Cross multiply
    296,093.20x = 443,848.20 × 146,356.60
  4. Step 4: Simplify right side
    296,093.20x = 64,960,113,468.12
  5. Step 5: Solve for x
    x = 64,960,113,468.12/296,093.20
  6. Step 6: Final answer
    x = 219,390.76

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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.