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Finding the Fourth Proportional to 503,724.30, 755,586.45 and 444,675.30

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Solution

The fourth proportional to 503,724.30, 755,586.45 and 444,675.30 is: 667,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,724.30 : 755,586.45 = 444,675.30 : x
  2. Step 2: Convert to fraction form
    503,724.30/755,586.45 = 444,675.30/x
  3. Step 3: Cross multiply
    503,724.30x = 755,586.45 × 444,675.30
  4. Step 4: Simplify right side
    503,724.30x = 335,990,631,329.69
  5. Step 5: Solve for x
    x = 335,990,631,329.69/503,724.30
  6. Step 6: Final answer
    x = 667,012.95

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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.