Home / 564,273.27-845,964.54-279,767.66

Finding the Fourth Proportional to 564,273.27, 845,964.54 and 279,767.66

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Solution

The fourth proportional to 564,273.27, 845,964.54 and 279,767.66 is: 419,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,273.27 : 845,964.54 = 279,767.66 : x
  2. Step 2: Convert to fraction form
    564,273.27/845,964.54 = 279,767.66/x
  3. Step 3: Cross multiply
    564,273.27x = 845,964.54 × 279,767.66
  4. Step 4: Simplify right side
    564,273.27x = 236,673,515,568.95
  5. Step 5: Solve for x
    x = 236,673,515,568.95/564,273.27
  6. Step 6: Final answer
    x = 419,430.67

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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.