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Finding the Fourth Proportional to 363,426.64, 501,521.49 and 227,535.57

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Solution

The fourth proportional to 363,426.64, 501,521.49 and 227,535.57 is: 313,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,426.64 : 501,521.49 = 227,535.57 : x
  2. Step 2: Convert to fraction form
    363,426.64/501,521.49 = 227,535.57/x
  3. Step 3: Cross multiply
    363,426.64x = 501,521.49 × 227,535.57
  4. Step 4: Simplify right side
    363,426.64x = 114,113,978,094.40
  5. Step 5: Solve for x
    x = 114,113,978,094.40/363,426.64
  6. Step 6: Final answer
    x = 313,994.53

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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.