Home / 718,550.07-1,077,998.28-269,274.87

Finding the Fourth Proportional to 718,550.07, 1,077,998.28 and 269,274.87

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Solution

The fourth proportional to 718,550.07, 1,077,998.28 and 269,274.87 is: 403,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,550.07 : 1,077,998.28 = 269,274.87 : x
  2. Step 2: Convert to fraction form
    718,550.07/1,077,998.28 = 269,274.87/x
  3. Step 3: Cross multiply
    718,550.07x = 1,077,998.28 × 269,274.87
  4. Step 4: Simplify right side
    718,550.07x = 290,277,846,707.22
  5. Step 5: Solve for x
    x = 290,277,846,707.22/718,550.07
  6. Step 6: Final answer
    x = 403,977.20

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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.