Home / 317,233.76-437,921.68-222,113.44

Finding the Fourth Proportional to 317,233.76, 437,921.68 and 222,113.44

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Solution

The fourth proportional to 317,233.76, 437,921.68 and 222,113.44 is: 306,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,233.76 : 437,921.68 = 222,113.44 : x
  2. Step 2: Convert to fraction form
    317,233.76/437,921.68 = 222,113.44/x
  3. Step 3: Cross multiply
    317,233.76x = 437,921.68 × 222,113.44
  4. Step 4: Simplify right side
    317,233.76x = 97,268,290,795.38
  5. Step 5: Solve for x
    x = 97,268,290,795.38/317,233.76
  6. Step 6: Final answer
    x = 306,613.93

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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.