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Finding the Fourth Proportional to 511,601.20, 767,747.40 and 333,674.80

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Solution

The fourth proportional to 511,601.20, 767,747.40 and 333,674.80 is: 500,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,601.20 : 767,747.40 = 333,674.80 : x
  2. Step 2: Convert to fraction form
    511,601.20/767,747.40 = 333,674.80/x
  3. Step 3: Cross multiply
    511,601.20x = 767,747.40 × 333,674.80
  4. Step 4: Simplify right side
    511,601.20x = 256,177,960,145.52
  5. Step 5: Solve for x
    x = 256,177,960,145.52/511,601.20
  6. Step 6: Final answer
    x = 500,737.61

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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.