Home / 441,912.18-609,821.64-270,117.79

Finding the Fourth Proportional to 441,912.18, 609,821.64 and 270,117.79

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Solution

The fourth proportional to 441,912.18, 609,821.64 and 270,117.79 is: 372,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,912.18 : 609,821.64 = 270,117.79 : x
  2. Step 2: Convert to fraction form
    441,912.18/609,821.64 = 270,117.79/x
  3. Step 3: Cross multiply
    441,912.18x = 609,821.64 × 270,117.79
  4. Step 4: Simplify right side
    441,912.18x = 164,723,673,877.69
  5. Step 5: Solve for x
    x = 164,723,673,877.69/441,912.18
  6. Step 6: Final answer
    x = 372,752.05

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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.