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Finding the Fourth Proportional to 713,356.04, 1,069,723.02 and 269,813

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Solution

The fourth proportional to 713,356.04, 1,069,723.02 and 269,813 is: 404,601.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,356.04 : 1,069,723.02 = 269,813 : x
  2. Step 2: Convert to fraction form
    713,356.04/1,069,723.02 = 269,813/x
  3. Step 3: Cross multiply
    713,356.04x = 1,069,723.02 × 269,813
  4. Step 4: Simplify right side
    713,356.04x = 288,625,177,195.26
  5. Step 5: Solve for x
    x = 288,625,177,195.26/713,356.04
  6. Step 6: Final answer
    x = 404,601.86

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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.