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Finding the Fourth Proportional to 364,952.50, 503,856.81 and 250,419.31

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Solution

The fourth proportional to 364,952.50, 503,856.81 and 250,419.31 is: 345,731.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,952.50 : 503,856.81 = 250,419.31 : x
  2. Step 2: Convert to fraction form
    364,952.50/503,856.81 = 250,419.31/x
  3. Step 3: Cross multiply
    364,952.50x = 503,856.81 × 250,419.31
  4. Step 4: Simplify right side
    364,952.50x = 126,175,474,699.00
  5. Step 5: Solve for x
    x = 126,175,474,699.00/364,952.50
  6. Step 6: Final answer
    x = 345,731.22

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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.