Home / 756,943.71-1,135,634.73-224,477.56

Finding the Fourth Proportional to 756,943.71, 1,135,634.73 and 224,477.56

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Solution

The fourth proportional to 756,943.71, 1,135,634.73 and 224,477.56 is: 336,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,943.71 : 1,135,634.73 = 224,477.56 : x
  2. Step 2: Convert to fraction form
    756,943.71/1,135,634.73 = 224,477.56/x
  3. Step 3: Cross multiply
    756,943.71x = 1,135,634.73 × 224,477.56
  4. Step 4: Simplify right side
    756,943.71x = 254,924,513,241.66
  5. Step 5: Solve for x
    x = 254,924,513,241.66/756,943.71
  6. Step 6: Final answer
    x = 336,781.34

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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.