Home / 809,327.46-1,213,989.84-240,705.84

Finding the Fourth Proportional to 809,327.46, 1,213,989.84 and 240,705.84

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Solution

The fourth proportional to 809,327.46, 1,213,989.84 and 240,705.84 is: 361,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,327.46 : 1,213,989.84 = 240,705.84 : x
  2. Step 2: Convert to fraction form
    809,327.46/1,213,989.84 = 240,705.84/x
  3. Step 3: Cross multiply
    809,327.46x = 1,213,989.84 × 240,705.84
  4. Step 4: Simplify right side
    809,327.46x = 292,214,444,188.67
  5. Step 5: Solve for x
    x = 292,214,444,188.67/809,327.46
  6. Step 6: Final answer
    x = 361,058.36

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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.