Home / 410,021.44-614,986.40-110,531.84

Finding the Fourth Proportional to 410,021.44, 614,986.40 and 110,531.84

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Solution

The fourth proportional to 410,021.44, 614,986.40 and 110,531.84 is: 165,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,021.44 : 614,986.40 = 110,531.84 : x
  2. Step 2: Convert to fraction form
    410,021.44/614,986.40 = 110,531.84/x
  3. Step 3: Cross multiply
    410,021.44x = 614,986.40 × 110,531.84
  4. Step 4: Simplify right side
    410,021.44x = 67,975,578,366.98
  5. Step 5: Solve for x
    x = 67,975,578,366.98/410,021.44
  6. Step 6: Final answer
    x = 165,785.42

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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.