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Finding the Fourth Proportional to 349,662.72, 482,610.99 and 222,313.44

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Solution

The fourth proportional to 349,662.72, 482,610.99 and 222,313.44 is: 306,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,662.72 : 482,610.99 = 222,313.44 : x
  2. Step 2: Convert to fraction form
    349,662.72/482,610.99 = 222,313.44/x
  3. Step 3: Cross multiply
    349,662.72x = 482,610.99 × 222,313.44
  4. Step 4: Simplify right side
    349,662.72x = 107,290,909,368.71
  5. Step 5: Solve for x
    x = 107,290,909,368.71/349,662.72
  6. Step 6: Final answer
    x = 306,841.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.