Home / 316,310.18-473,940.38-222,619.10

Finding the Fourth Proportional to 316,310.18, 473,940.38 and 222,619.10

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Solution

The fourth proportional to 316,310.18, 473,940.38 and 222,619.10 is: 333,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,310.18 : 473,940.38 = 222,619.10 : x
  2. Step 2: Convert to fraction form
    316,310.18/473,940.38 = 222,619.10/x
  3. Step 3: Cross multiply
    316,310.18x = 473,940.38 × 222,619.10
  4. Step 4: Simplify right side
    316,310.18x = 105,508,177,366.46
  5. Step 5: Solve for x
    x = 105,508,177,366.46/316,310.18
  6. Step 6: Final answer
    x = 333,559.23

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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.