Home / 825,937.26-1,139,793.84-482,009.64

Finding the Fourth Proportional to 825,937.26, 1,139,793.84 and 482,009.64

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Solution

The fourth proportional to 825,937.26, 1,139,793.84 and 482,009.64 is: 665,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,937.26 : 1,139,793.84 = 482,009.64 : x
  2. Step 2: Convert to fraction form
    825,937.26/1,139,793.84 = 482,009.64/x
  3. Step 3: Cross multiply
    825,937.26x = 1,139,793.84 × 482,009.64
  4. Step 4: Simplify right side
    825,937.26x = 549,391,618,492.62
  5. Step 5: Solve for x
    x = 549,391,618,492.62/825,937.26
  6. Step 6: Final answer
    x = 665,173.55

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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.