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Finding the Fourth Proportional to 294,491.60, 441,737.40 and 248,872.40

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Solution

The fourth proportional to 294,491.60, 441,737.40 and 248,872.40 is: 373,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,491.60 : 441,737.40 = 248,872.40 : x
  2. Step 2: Convert to fraction form
    294,491.60/441,737.40 = 248,872.40/x
  3. Step 3: Cross multiply
    294,491.60x = 441,737.40 × 248,872.40
  4. Step 4: Simplify right side
    294,491.60x = 109,936,246,907.76
  5. Step 5: Solve for x
    x = 109,936,246,907.76/294,491.60
  6. Step 6: Final answer
    x = 373,308.60

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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.