Home / 713,357.22-1,069,724.79-269,814.18

Finding the Fourth Proportional to 713,357.22, 1,069,724.79 and 269,814.18

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Solution

The fourth proportional to 713,357.22, 1,069,724.79 and 269,814.18 is: 404,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,357.22 : 1,069,724.79 = 269,814.18 : x
  2. Step 2: Convert to fraction form
    713,357.22/1,069,724.79 = 269,814.18/x
  3. Step 3: Cross multiply
    713,357.22x = 1,069,724.79 × 269,814.18
  4. Step 4: Simplify right side
    713,357.22x = 288,626,917,039.52
  5. Step 5: Solve for x
    x = 288,626,917,039.52/713,357.22
  6. Step 6: Final answer
    x = 404,603.62

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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.