Home / 802,154.69-1,203,234.75-203,115.57

Finding the Fourth Proportional to 802,154.69, 1,203,234.75 and 203,115.57

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Solution

The fourth proportional to 802,154.69, 1,203,234.75 and 203,115.57 is: 304,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,154.69 : 1,203,234.75 = 203,115.57 : x
  2. Step 2: Convert to fraction form
    802,154.69/1,203,234.75 = 203,115.57/x
  3. Step 3: Cross multiply
    802,154.69x = 1,203,234.75 × 203,115.57
  4. Step 4: Simplify right side
    802,154.69x = 244,395,705,058.31
  5. Step 5: Solve for x
    x = 244,395,705,058.31/802,154.69
  6. Step 6: Final answer
    x = 304,674.03

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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.