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Finding the Fourth Proportional to 672,232.22, 1,008,505.22 and 222,920.22

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Solution

The fourth proportional to 672,232.22, 1,008,505.22 and 222,920.22 is: 334,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,232.22 : 1,008,505.22 = 222,920.22 : x
  2. Step 2: Convert to fraction form
    672,232.22/1,008,505.22 = 222,920.22/x
  3. Step 3: Cross multiply
    672,232.22x = 1,008,505.22 × 222,920.22
  4. Step 4: Simplify right side
    672,232.22x = 224,816,205,513.55
  5. Step 5: Solve for x
    x = 224,816,205,513.55/672,232.22
  6. Step 6: Final answer
    x = 334,432.36

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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.