Home / 864,250.32-1,192,665.54-477,065.88

Finding the Fourth Proportional to 864,250.32, 1,192,665.54 and 477,065.88

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Solution

The fourth proportional to 864,250.32, 1,192,665.54 and 477,065.88 is: 658,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,250.32 : 1,192,665.54 = 477,065.88 : x
  2. Step 2: Convert to fraction form
    864,250.32/1,192,665.54 = 477,065.88/x
  3. Step 3: Cross multiply
    864,250.32x = 1,192,665.54 × 477,065.88
  4. Step 4: Simplify right side
    864,250.32x = 568,980,035,385.78
  5. Step 5: Solve for x
    x = 568,980,035,385.78/864,250.32
  6. Step 6: Final answer
    x = 658,350.97

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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.