Home / 756,664.81-1,135,163.27-224,227.51

Finding the Fourth Proportional to 756,664.81, 1,135,163.27 and 224,227.51

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Solution

The fourth proportional to 756,664.81, 1,135,163.27 and 224,227.51 is: 336,390.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,664.81 : 1,135,163.27 = 224,227.51 : x
  2. Step 2: Convert to fraction form
    756,664.81/1,135,163.27 = 224,227.51/x
  3. Step 3: Cross multiply
    756,664.81x = 1,135,163.27 × 224,227.51
  4. Step 4: Simplify right side
    756,664.81x = 254,534,832,354.42
  5. Step 5: Solve for x
    x = 254,534,832,354.42/756,664.81
  6. Step 6: Final answer
    x = 336,390.47

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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.