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Finding the Fourth Proportional to 446,301.27, 615,893.79 and 242,350.56

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Solution

The fourth proportional to 446,301.27, 615,893.79 and 242,350.56 is: 334,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,301.27 : 615,893.79 = 242,350.56 : x
  2. Step 2: Convert to fraction form
    446,301.27/615,893.79 = 242,350.56/x
  3. Step 3: Cross multiply
    446,301.27x = 615,893.79 × 242,350.56
  4. Step 4: Simplify right side
    446,301.27x = 149,262,204,907.02
  5. Step 5: Solve for x
    x = 149,262,204,907.02/446,301.27
  6. Step 6: Final answer
    x = 334,442.71

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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.