Home / 445,930.91-615,381.53-241,976.64

Finding the Fourth Proportional to 445,930.91, 615,381.53 and 241,976.64

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Solution

The fourth proportional to 445,930.91, 615,381.53 and 241,976.64 is: 333,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,930.91 : 615,381.53 = 241,976.64 : x
  2. Step 2: Convert to fraction form
    445,930.91/615,381.53 = 241,976.64/x
  3. Step 3: Cross multiply
    445,930.91x = 615,381.53 × 241,976.64
  4. Step 4: Simplify right side
    445,930.91x = 148,907,953,737.58
  5. Step 5: Solve for x
    x = 148,907,953,737.58/445,930.91
  6. Step 6: Final answer
    x = 333,926.07

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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.