Home / 864,689.66-1,193,769.80-574,694.48

Finding the Fourth Proportional to 864,689.66, 1,193,769.80 and 574,694.48

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Solution

The fourth proportional to 864,689.66, 1,193,769.80 and 574,694.48 is: 793,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,689.66 : 1,193,769.80 = 574,694.48 : x
  2. Step 2: Convert to fraction form
    864,689.66/1,193,769.80 = 574,694.48/x
  3. Step 3: Cross multiply
    864,689.66x = 1,193,769.80 × 574,694.48
  4. Step 4: Simplify right side
    864,689.66x = 686,052,914,450.70
  5. Step 5: Solve for x
    x = 686,052,914,450.70/864,689.66
  6. Step 6: Final answer
    x = 793,409.42

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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.