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Finding the Fourth Proportional to 363,971.88, 502,013.86 and 241,242.32

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Solution

The fourth proportional to 363,971.88, 502,013.86 and 241,242.32 is: 332,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,971.88 : 502,013.86 = 241,242.32 : x
  2. Step 2: Convert to fraction form
    363,971.88/502,013.86 = 241,242.32/x
  3. Step 3: Cross multiply
    363,971.88x = 502,013.86 × 241,242.32
  4. Step 4: Simplify right side
    363,971.88x = 121,106,988,258.56
  5. Step 5: Solve for x
    x = 121,106,988,258.56/363,971.88
  6. Step 6: Final answer
    x = 332,737.21

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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.