Home / 822,498.92-1,233,219.83-343,057.49

Finding the Fourth Proportional to 822,498.92, 1,233,219.83 and 343,057.49

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Solution

The fourth proportional to 822,498.92, 1,233,219.83 and 343,057.49 is: 514,365.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,498.92 : 1,233,219.83 = 343,057.49 : x
  2. Step 2: Convert to fraction form
    822,498.92/1,233,219.83 = 343,057.49/x
  3. Step 3: Cross multiply
    822,498.92x = 1,233,219.83 × 343,057.49
  4. Step 4: Simplify right side
    822,498.92x = 423,065,291,616.64
  5. Step 5: Solve for x
    x = 423,065,291,616.64/822,498.92
  6. Step 6: Final answer
    x = 514,365.77

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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.