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Finding the Fourth Proportional to 537,964.80, 806,655.60 and 222,064.80

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Solution

The fourth proportional to 537,964.80, 806,655.60 and 222,064.80 is: 332,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,964.80 : 806,655.60 = 222,064.80 : x
  2. Step 2: Convert to fraction form
    537,964.80/806,655.60 = 222,064.80/x
  3. Step 3: Cross multiply
    537,964.80x = 806,655.60 × 222,064.80
  4. Step 4: Simplify right side
    537,964.80x = 179,129,814,482.88
  5. Step 5: Solve for x
    x = 179,129,814,482.88/537,964.80
  6. Step 6: Final answer
    x = 332,976.83

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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.