Home / 808,604.10-1,213,014.15-275,991.30

Finding the Fourth Proportional to 808,604.10, 1,213,014.15 and 275,991.30

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Solution

The fourth proportional to 808,604.10, 1,213,014.15 and 275,991.30 is: 414,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,604.10 : 1,213,014.15 = 275,991.30 : x
  2. Step 2: Convert to fraction form
    808,604.10/1,213,014.15 = 275,991.30/x
  3. Step 3: Cross multiply
    808,604.10x = 1,213,014.15 × 275,991.30
  4. Step 4: Simplify right side
    808,604.10x = 334,781,352,176.90
  5. Step 5: Solve for x
    x = 334,781,352,176.90/808,604.10
  6. Step 6: Final answer
    x = 414,023.81

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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.