Home / 852,331.42-1,176,245.61-465,168.04

Finding the Fourth Proportional to 852,331.42, 1,176,245.61 and 465,168.04

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Solution

The fourth proportional to 852,331.42, 1,176,245.61 and 465,168.04 is: 641,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,331.42 : 1,176,245.61 = 465,168.04 : x
  2. Step 2: Convert to fraction form
    852,331.42/1,176,245.61 = 465,168.04/x
  3. Step 3: Cross multiply
    852,331.42x = 1,176,245.61 × 465,168.04
  4. Step 4: Simplify right side
    852,331.42x = 547,151,864,962.30
  5. Step 5: Solve for x
    x = 547,151,864,962.30/852,331.42
  6. Step 6: Final answer
    x = 641,947.31

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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.