Home / 247,043.52-368,757.36-212,207.04

Finding the Fourth Proportional to 247,043.52, 368,757.36 and 212,207.04

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Solution

The fourth proportional to 247,043.52, 368,757.36 and 212,207.04 is: 316,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,043.52 : 368,757.36 = 212,207.04 : x
  2. Step 2: Convert to fraction form
    247,043.52/368,757.36 = 212,207.04/x
  3. Step 3: Cross multiply
    247,043.52x = 368,757.36 × 212,207.04
  4. Step 4: Simplify right side
    247,043.52x = 78,252,907,843.81
  5. Step 5: Solve for x
    x = 78,252,907,843.81/247,043.52
  6. Step 6: Final answer
    x = 316,757.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.