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Finding the Fourth Proportional to 445,707.32, 615,072.49 and 241,757.73

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Solution

The fourth proportional to 445,707.32, 615,072.49 and 241,757.73 is: 333,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,707.32 : 615,072.49 = 241,757.73 : x
  2. Step 2: Convert to fraction form
    445,707.32/615,072.49 = 241,757.73/x
  3. Step 3: Cross multiply
    445,707.32x = 615,072.49 × 241,757.73
  4. Step 4: Simplify right side
    445,707.32x = 148,698,528,363.45
  5. Step 5: Solve for x
    x = 148,698,528,363.45/445,707.32
  6. Step 6: Final answer
    x = 333,623.71

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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.