Home / 896,035.97-1,343,587.31-422,594.21

Finding the Fourth Proportional to 896,035.97, 1,343,587.31 and 422,594.21

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Solution

The fourth proportional to 896,035.97, 1,343,587.31 and 422,594.21 is: 633,671.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,035.97 : 1,343,587.31 = 422,594.21 : x
  2. Step 2: Convert to fraction form
    896,035.97/1,343,587.31 = 422,594.21/x
  3. Step 3: Cross multiply
    896,035.97x = 1,343,587.31 × 422,594.21
  4. Step 4: Simplify right side
    896,035.97x = 567,792,215,722.50
  5. Step 5: Solve for x
    x = 567,792,215,722.50/896,035.97
  6. Step 6: Final answer
    x = 633,671.23

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Double scale
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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.