Home / 864,370.62-1,192,914.36-482,432.94

Finding the Fourth Proportional to 864,370.62, 1,192,914.36 and 482,432.94

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Solution

The fourth proportional to 864,370.62, 1,192,914.36 and 482,432.94 is: 665,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,370.62 : 1,192,914.36 = 482,432.94 : x
  2. Step 2: Convert to fraction form
    864,370.62/1,192,914.36 = 482,432.94/x
  3. Step 3: Cross multiply
    864,370.62x = 1,192,914.36 × 482,432.94
  4. Step 4: Simplify right side
    864,370.62x = 575,501,181,863.02
  5. Step 5: Solve for x
    x = 575,501,181,863.02/864,370.62
  6. Step 6: Final answer
    x = 665,803.73

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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.