Home / 713,358.22-1,069,726.29-269,815.18

Finding the Fourth Proportional to 713,358.22, 1,069,726.29 and 269,815.18

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Solution

The fourth proportional to 713,358.22, 1,069,726.29 and 269,815.18 is: 404,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,358.22 : 1,069,726.29 = 269,815.18 : x
  2. Step 2: Convert to fraction form
    713,358.22/1,069,726.29 = 269,815.18/x
  3. Step 3: Cross multiply
    713,358.22x = 1,069,726.29 × 269,815.18
  4. Step 4: Simplify right side
    713,358.22x = 288,628,391,487.08
  5. Step 5: Solve for x
    x = 288,628,391,487.08/713,358.22
  6. Step 6: Final answer
    x = 404,605.12

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1.5x scale

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.