Home / 873,161.49-1,309,960.22-304,550.76

Finding the Fourth Proportional to 873,161.49, 1,309,960.22 and 304,550.76

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Solution

The fourth proportional to 873,161.49, 1,309,960.22 and 304,550.76 is: 456,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,161.49 : 1,309,960.22 = 304,550.76 : x
  2. Step 2: Convert to fraction form
    873,161.49/1,309,960.22 = 304,550.76/x
  3. Step 3: Cross multiply
    873,161.49x = 1,309,960.22 × 304,550.76
  4. Step 4: Simplify right side
    873,161.49x = 398,949,379,048.01
  5. Step 5: Solve for x
    x = 398,949,379,048.01/873,161.49
  6. Step 6: Final answer
    x = 456,902.17

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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.