Home / 316,315.20-473,947.89-222,624.12

Finding the Fourth Proportional to 316,315.20, 473,947.89 and 222,624.12

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Solution

The fourth proportional to 316,315.20, 473,947.89 and 222,624.12 is: 333,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,315.20 : 473,947.89 = 222,624.12 : x
  2. Step 2: Convert to fraction form
    316,315.20/473,947.89 = 222,624.12/x
  3. Step 3: Cross multiply
    316,315.20x = 473,947.89 × 222,624.12
  4. Step 4: Simplify right side
    316,315.20x = 105,512,231,937.11
  5. Step 5: Solve for x
    x = 105,512,231,937.11/316,315.20
  6. Step 6: Final answer
    x = 333,566.75

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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.