Home / 790,845-1,186,300.32-229,879.50

Finding the Fourth Proportional to 790,845, 1,186,300.32 and 229,879.50

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Solution

The fourth proportional to 790,845, 1,186,300.32 and 229,879.50 is: 344,828.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,845 : 1,186,300.32 = 229,879.50 : x
  2. Step 2: Convert to fraction form
    790,845/1,186,300.32 = 229,879.50/x
  3. Step 3: Cross multiply
    790,845x = 1,186,300.32 × 229,879.50
  4. Step 4: Simplify right side
    790,845x = 272,706,124,411.44
  5. Step 5: Solve for x
    x = 272,706,124,411.44/790,845
  6. Step 6: Final answer
    x = 344,828.79

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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.