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Finding the Fourth Proportional to 337,260.40, 506,765.40 and 298,769.20

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Solution

The fourth proportional to 337,260.40, 506,765.40 and 298,769.20 is: 448,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,260.40 : 506,765.40 = 298,769.20 : x
  2. Step 2: Convert to fraction form
    337,260.40/506,765.40 = 298,769.20/x
  3. Step 3: Cross multiply
    337,260.40x = 506,765.40 × 298,769.20
  4. Step 4: Simplify right side
    337,260.40x = 151,405,893,145.68
  5. Step 5: Solve for x
    x = 151,405,893,145.68/337,260.40
  6. Step 6: Final answer
    x = 448,928.76

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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.