Home / 494,746.71-682,398.48-454,042.28

Finding the Fourth Proportional to 494,746.71, 682,398.48 and 454,042.28

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Solution

The fourth proportional to 494,746.71, 682,398.48 and 454,042.28 is: 626,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,746.71 : 682,398.48 = 454,042.28 : x
  2. Step 2: Convert to fraction form
    494,746.71/682,398.48 = 454,042.28/x
  3. Step 3: Cross multiply
    494,746.71x = 682,398.48 × 454,042.28
  4. Step 4: Simplify right side
    494,746.71x = 309,837,761,727.73
  5. Step 5: Solve for x
    x = 309,837,761,727.73/494,746.71
  6. Step 6: Final answer
    x = 626,255.33

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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.