Home / 467,844.43-645,626-252,984.50

Finding the Fourth Proportional to 467,844.43, 645,626 and 252,984.50

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Solution

The fourth proportional to 467,844.43, 645,626 and 252,984.50 is: 349,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,844.43 : 645,626 = 252,984.50 : x
  2. Step 2: Convert to fraction form
    467,844.43/645,626 = 252,984.50/x
  3. Step 3: Cross multiply
    467,844.43x = 645,626 × 252,984.50
  4. Step 4: Simplify right side
    467,844.43x = 163,333,370,797
  5. Step 5: Solve for x
    x = 163,333,370,797/467,844.43
  6. Step 6: Final answer
    x = 349,118.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.