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Finding the Fourth Proportional to 331,301.80, 496,952.70 and 294,560.20

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Solution

The fourth proportional to 331,301.80, 496,952.70 and 294,560.20 is: 441,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,301.80 : 496,952.70 = 294,560.20 : x
  2. Step 2: Convert to fraction form
    331,301.80/496,952.70 = 294,560.20/x
  3. Step 3: Cross multiply
    331,301.80x = 496,952.70 × 294,560.20
  4. Step 4: Simplify right side
    331,301.80x = 146,382,486,702.54
  5. Step 5: Solve for x
    x = 146,382,486,702.54/331,301.80
  6. Step 6: Final answer
    x = 441,840.30

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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.