Home / 718,754.06-1,077,815.32-269,159.63

Finding the Fourth Proportional to 718,754.06, 1,077,815.32 and 269,159.63

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Solution

The fourth proportional to 718,754.06, 1,077,815.32 and 269,159.63 is: 403,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,754.06 : 1,077,815.32 = 269,159.63 : x
  2. Step 2: Convert to fraction form
    718,754.06/1,077,815.32 = 269,159.63/x
  3. Step 3: Cross multiply
    718,754.06x = 1,077,815.32 × 269,159.63
  4. Step 4: Simplify right side
    718,754.06x = 290,104,366,677.56
  5. Step 5: Solve for x
    x = 290,104,366,677.56/718,754.06
  6. Step 6: Final answer
    x = 403,621.19

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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.