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Finding the Fourth Proportional to 496,626.70, 744,940.05 and 446,860.30

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Solution

The fourth proportional to 496,626.70, 744,940.05 and 446,860.30 is: 670,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,626.70 : 744,940.05 = 446,860.30 : x
  2. Step 2: Convert to fraction form
    496,626.70/744,940.05 = 446,860.30/x
  3. Step 3: Cross multiply
    496,626.70x = 744,940.05 × 446,860.30
  4. Step 4: Simplify right side
    496,626.70x = 332,884,134,225.02
  5. Step 5: Solve for x
    x = 332,884,134,225.02/496,626.70
  6. Step 6: Final answer
    x = 670,290.45

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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.