Home / 718,755.94-1,077,818.15-269,161.48

Finding the Fourth Proportional to 718,755.94, 1,077,818.15 and 269,161.48

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Solution

The fourth proportional to 718,755.94, 1,077,818.15 and 269,161.48 is: 403,623.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,755.94 : 1,077,818.15 = 269,161.48 : x
  2. Step 2: Convert to fraction form
    718,755.94/1,077,818.15 = 269,161.48/x
  3. Step 3: Cross multiply
    718,755.94x = 1,077,818.15 × 269,161.48
  4. Step 4: Simplify right side
    718,755.94x = 290,107,128,424.86
  5. Step 5: Solve for x
    x = 290,107,128,424.86/718,755.94
  6. Step 6: Final answer
    x = 403,623.97

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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.