Home / 677,708.65-1,016,570.27-204,398.11

Finding the Fourth Proportional to 677,708.65, 1,016,570.27 and 204,398.11

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Solution

The fourth proportional to 677,708.65, 1,016,570.27 and 204,398.11 is: 306,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,708.65 : 1,016,570.27 = 204,398.11 : x
  2. Step 2: Convert to fraction form
    677,708.65/1,016,570.27 = 204,398.11/x
  3. Step 3: Cross multiply
    677,708.65x = 1,016,570.27 × 204,398.11
  4. Step 4: Simplify right side
    677,708.65x = 207,785,041,870.19
  5. Step 5: Solve for x
    x = 207,785,041,870.19/677,708.65
  6. Step 6: Final answer
    x = 306,599.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.