Home / 364,736.10-503,419.78-213,881.70

Finding the Fourth Proportional to 364,736.10, 503,419.78 and 213,881.70

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Solution

The fourth proportional to 364,736.10, 503,419.78 and 213,881.70 is: 295,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,736.10 : 503,419.78 = 213,881.70 : x
  2. Step 2: Convert to fraction form
    364,736.10/503,419.78 = 213,881.70/x
  3. Step 3: Cross multiply
    364,736.10x = 503,419.78 × 213,881.70
  4. Step 4: Simplify right side
    364,736.10x = 107,672,278,360.03
  5. Step 5: Solve for x
    x = 107,672,278,360.03/364,736.10
  6. Step 6: Final answer
    x = 295,205.98

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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.