Home / 749,151-1,033,812.66-409,619.25

Finding the Fourth Proportional to 749,151, 1,033,812.66 and 409,619.25

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Solution

The fourth proportional to 749,151, 1,033,812.66 and 409,619.25 is: 565,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,151 : 1,033,812.66 = 409,619.25 : x
  2. Step 2: Convert to fraction form
    749,151/1,033,812.66 = 409,619.25/x
  3. Step 3: Cross multiply
    749,151x = 1,033,812.66 × 409,619.25
  4. Step 4: Simplify right side
    749,151x = 423,469,566,429.71
  5. Step 5: Solve for x
    x = 423,469,566,429.71/749,151
  6. Step 6: Final answer
    x = 565,265.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.