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Finding the Fourth Proportional to 301,026.79, 450,654.44 and 200,938.74

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Solution

The fourth proportional to 301,026.79, 450,654.44 and 200,938.74 is: 300,816.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,026.79 : 450,654.44 = 200,938.74 : x
  2. Step 2: Convert to fraction form
    301,026.79/450,654.44 = 200,938.74/x
  3. Step 3: Cross multiply
    301,026.79x = 450,654.44 × 200,938.74
  4. Step 4: Simplify right side
    301,026.79x = 90,553,932,654.36
  5. Step 5: Solve for x
    x = 90,553,932,654.36/301,026.79
  6. Step 6: Final answer
    x = 300,816.86

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1.5x scale

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.