Home / 334,141.75-501,135.05-199,243.49

Finding the Fourth Proportional to 334,141.75, 501,135.05 and 199,243.49

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Solution

The fourth proportional to 334,141.75, 501,135.05 and 199,243.49 is: 298,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,141.75 : 501,135.05 = 199,243.49 : x
  2. Step 2: Convert to fraction form
    334,141.75/501,135.05 = 199,243.49/x
  3. Step 3: Cross multiply
    334,141.75x = 501,135.05 × 199,243.49
  4. Step 4: Simplify right side
    334,141.75x = 99,847,894,315.76
  5. Step 5: Solve for x
    x = 99,847,894,315.76/334,141.75
  6. Step 6: Final answer
    x = 298,818.97

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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.