Home / 748,694.34-1,033,195.91-409,162.59

Finding the Fourth Proportional to 748,694.34, 1,033,195.91 and 409,162.59

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Solution

The fourth proportional to 748,694.34, 1,033,195.91 and 409,162.59 is: 564,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,694.34 : 1,033,195.91 = 409,162.59 : x
  2. Step 2: Convert to fraction form
    748,694.34/1,033,195.91 = 409,162.59/x
  3. Step 3: Cross multiply
    748,694.34x = 1,033,195.91 × 409,162.59
  4. Step 4: Simplify right side
    748,694.34x = 422,745,112,467.19
  5. Step 5: Solve for x
    x = 422,745,112,467.19/748,694.34
  6. Step 6: Final answer
    x = 564,643.13

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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.