Home / 808,769.88-1,213,310.34-310,095

Finding the Fourth Proportional to 808,769.88, 1,213,310.34 and 310,095

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Solution

The fourth proportional to 808,769.88, 1,213,310.34 and 310,095 is: 465,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,769.88 : 1,213,310.34 = 310,095 : x
  2. Step 2: Convert to fraction form
    808,769.88/1,213,310.34 = 310,095/x
  3. Step 3: Cross multiply
    808,769.88x = 1,213,310.34 × 310,095
  4. Step 4: Simplify right side
    808,769.88x = 376,241,469,882.30
  5. Step 5: Solve for x
    x = 376,241,469,882.30/808,769.88
  6. Step 6: Final answer
    x = 465,202.13

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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.