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Finding the Fourth Proportional to 445,722.33, 615,093.15 and 241,772.73

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Solution

The fourth proportional to 445,722.33, 615,093.15 and 241,772.73 is: 333,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,722.33 : 615,093.15 = 241,772.73 : x
  2. Step 2: Convert to fraction form
    445,722.33/615,093.15 = 241,772.73/x
  3. Step 3: Cross multiply
    445,722.33x = 615,093.15 × 241,772.73
  4. Step 4: Simplify right side
    445,722.33x = 148,712,750,079.80
  5. Step 5: Solve for x
    x = 148,712,750,079.80/445,722.33
  6. Step 6: Final answer
    x = 333,644.38

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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.