Home / 713,358.24-1,069,726.28-269,815.20

Finding the Fourth Proportional to 713,358.24, 1,069,726.28 and 269,815.20

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Solution

The fourth proportional to 713,358.24, 1,069,726.28 and 269,815.20 is: 404,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,358.24 : 1,069,726.28 = 269,815.20 : x
  2. Step 2: Convert to fraction form
    713,358.24/1,069,726.28 = 269,815.20/x
  3. Step 3: Cross multiply
    713,358.24x = 1,069,726.28 × 269,815.20
  4. Step 4: Simplify right side
    713,358.24x = 288,628,410,183.46
  5. Step 5: Solve for x
    x = 288,628,410,183.46/713,358.24
  6. Step 6: Final answer
    x = 404,605.14

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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.