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Finding the Fourth Proportional to 237,944.48, 356,215.47 and 208,419.98

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Solution

The fourth proportional to 237,944.48, 356,215.47 and 208,419.98 is: 312,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,944.48 : 356,215.47 = 208,419.98 : x
  2. Step 2: Convert to fraction form
    237,944.48/356,215.47 = 208,419.98/x
  3. Step 3: Cross multiply
    237,944.48x = 356,215.47 × 208,419.98
  4. Step 4: Simplify right side
    237,944.48x = 74,242,419,352.01
  5. Step 5: Solve for x
    x = 74,242,419,352.01/237,944.48
  6. Step 6: Final answer
    x = 312,015.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.