Home / 363,318.40-501,390.96-227,308.72

Finding the Fourth Proportional to 363,318.40, 501,390.96 and 227,308.72

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Solution

The fourth proportional to 363,318.40, 501,390.96 and 227,308.72 is: 313,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,318.40 : 501,390.96 = 227,308.72 : x
  2. Step 2: Convert to fraction form
    363,318.40/501,390.96 = 227,308.72/x
  3. Step 3: Cross multiply
    363,318.40x = 501,390.96 × 227,308.72
  4. Step 4: Simplify right side
    363,318.40x = 113,970,537,337.17
  5. Step 5: Solve for x
    x = 113,970,537,337.17/363,318.40
  6. Step 6: Final answer
    x = 313,693.27

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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.