Home / 777,529.25-1,166,257.73-272,203.59

Finding the Fourth Proportional to 777,529.25, 1,166,257.73 and 272,203.59

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Solution

The fourth proportional to 777,529.25, 1,166,257.73 and 272,203.59 is: 408,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,529.25 : 1,166,257.73 = 272,203.59 : x
  2. Step 2: Convert to fraction form
    777,529.25/1,166,257.73 = 272,203.59/x
  3. Step 3: Cross multiply
    777,529.25x = 1,166,257.73 × 272,203.59
  4. Step 4: Simplify right side
    777,529.25x = 317,459,539,082.23
  5. Step 5: Solve for x
    x = 317,459,539,082.23/777,529.25
  6. Step 6: Final answer
    x = 408,292.73

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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.