Home / 718,752.68-1,077,813.28-269,158.22

Finding the Fourth Proportional to 718,752.68, 1,077,813.28 and 269,158.22

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Solution

The fourth proportional to 718,752.68, 1,077,813.28 and 269,158.22 is: 403,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,752.68 : 1,077,813.28 = 269,158.22 : x
  2. Step 2: Convert to fraction form
    718,752.68/1,077,813.28 = 269,158.22/x
  3. Step 3: Cross multiply
    718,752.68x = 1,077,813.28 × 269,158.22
  4. Step 4: Simplify right side
    718,752.68x = 290,102,303,937.16
  5. Step 5: Solve for x
    x = 290,102,303,937.16/718,752.68
  6. Step 6: Final answer
    x = 403,619.09

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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.