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Finding the Fourth Proportional to 222,249.69, 333,407.34 and 64,457.64

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Solution

The fourth proportional to 222,249.69, 333,407.34 and 64,457.64 is: 96,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,249.69 : 333,407.34 = 64,457.64 : x
  2. Step 2: Convert to fraction form
    222,249.69/333,407.34 = 64,457.64/x
  3. Step 3: Cross multiply
    222,249.69x = 333,407.34 × 64,457.64
  4. Step 4: Simplify right side
    222,249.69x = 21,490,650,295.08
  5. Step 5: Solve for x
    x = 21,490,650,295.08/222,249.69
  6. Step 6: Final answer
    x = 96,695.97

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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.