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Finding the Fourth Proportional to 249,249.96, 344,160.90 and 200,697.75

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Solution

The fourth proportional to 249,249.96, 344,160.90 and 200,697.75 is: 277,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,249.96 : 344,160.90 = 200,697.75 : x
  2. Step 2: Convert to fraction form
    249,249.96/344,160.90 = 200,697.75/x
  3. Step 3: Cross multiply
    249,249.96x = 344,160.90 × 200,697.75
  4. Step 4: Simplify right side
    249,249.96x = 69,072,318,267.98
  5. Step 5: Solve for x
    x = 69,072,318,267.98/249,249.96
  6. Step 6: Final answer
    x = 277,120.68

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1.5x scale

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.