Home / 774,507.84-1,161,833.44-301,229.12

Finding the Fourth Proportional to 774,507.84, 1,161,833.44 and 301,229.12

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Solution

The fourth proportional to 774,507.84, 1,161,833.44 and 301,229.12 is: 451,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,507.84 : 1,161,833.44 = 301,229.12 : x
  2. Step 2: Convert to fraction form
    774,507.84/1,161,833.44 = 301,229.12/x
  3. Step 3: Cross multiply
    774,507.84x = 1,161,833.44 × 301,229.12
  4. Step 4: Simplify right side
    774,507.84x = 349,978,064,717.77
  5. Step 5: Solve for x
    x = 349,978,064,717.77/774,507.84
  6. Step 6: Final answer
    x = 451,871.56

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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.