Home / 820,369.82-1,132,110.56-452,847.17

Finding the Fourth Proportional to 820,369.82, 1,132,110.56 and 452,847.17

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Solution

The fourth proportional to 820,369.82, 1,132,110.56 and 452,847.17 is: 624,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,369.82 : 1,132,110.56 = 452,847.17 : x
  2. Step 2: Convert to fraction form
    820,369.82/1,132,110.56 = 452,847.17/x
  3. Step 3: Cross multiply
    820,369.82x = 1,132,110.56 × 452,847.17
  4. Step 4: Simplify right side
    820,369.82x = 512,673,058,694.68
  5. Step 5: Solve for x
    x = 512,673,058,694.68/820,369.82
  6. Step 6: Final answer
    x = 624,929.21

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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.