Home / 958,576.88-1,322,840.36-528,869.66

Finding the Fourth Proportional to 958,576.88, 1,322,840.36 and 528,869.66

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Solution

The fourth proportional to 958,576.88, 1,322,840.36 and 528,869.66 is: 729,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,576.88 : 1,322,840.36 = 528,869.66 : x
  2. Step 2: Convert to fraction form
    958,576.88/1,322,840.36 = 528,869.66/x
  3. Step 3: Cross multiply
    958,576.88x = 1,322,840.36 × 528,869.66
  4. Step 4: Simplify right side
    958,576.88x = 699,610,126,135.45
  5. Step 5: Solve for x
    x = 699,610,126,135.45/958,576.88
  6. Step 6: Final answer
    x = 729,842.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.