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Finding the Fourth Proportional to 507,067.80, 760,601.70 and 503,568.60

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Solution

The fourth proportional to 507,067.80, 760,601.70 and 503,568.60 is: 755,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,067.80 : 760,601.70 = 503,568.60 : x
  2. Step 2: Convert to fraction form
    507,067.80/760,601.70 = 503,568.60/x
  3. Step 3: Cross multiply
    507,067.80x = 760,601.70 × 503,568.60
  4. Step 4: Simplify right side
    507,067.80x = 383,015,133,226.62
  5. Step 5: Solve for x
    x = 383,015,133,226.62/507,067.80
  6. Step 6: Final answer
    x = 755,352.90

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Double scale
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Similar ratio
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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.