Home / 802,689.22-1,107,760.89-444,993.22

Finding the Fourth Proportional to 802,689.22, 1,107,760.89 and 444,993.22

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Solution

The fourth proportional to 802,689.22, 1,107,760.89 and 444,993.22 is: 614,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,689.22 : 1,107,760.89 = 444,993.22 : x
  2. Step 2: Convert to fraction form
    802,689.22/1,107,760.89 = 444,993.22/x
  3. Step 3: Cross multiply
    802,689.22x = 1,107,760.89 × 444,993.22
  4. Step 4: Simplify right side
    802,689.22x = 492,946,085,431.17
  5. Step 5: Solve for x
    x = 492,946,085,431.17/802,689.22
  6. Step 6: Final answer
    x = 614,118.23

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1.5x scale

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.