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Finding the Fourth Proportional to 462,491.94, 693,278.65 and 222,556.17

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Solution

The fourth proportional to 462,491.94, 693,278.65 and 222,556.17 is: 333,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,491.94 : 693,278.65 = 222,556.17 : x
  2. Step 2: Convert to fraction form
    462,491.94/693,278.65 = 222,556.17/x
  3. Step 3: Cross multiply
    462,491.94x = 693,278.65 × 222,556.17
  4. Step 4: Simplify right side
    462,491.94x = 154,293,442,712.88
  5. Step 5: Solve for x
    x = 154,293,442,712.88/462,491.94
  6. Step 6: Final answer
    x = 333,613.25

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1.5x scale

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.