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Finding the Fourth Proportional to 733,671.10, 1,100,506.65 and 481,728.70

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Solution

The fourth proportional to 733,671.10, 1,100,506.65 and 481,728.70 is: 722,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,671.10 : 1,100,506.65 = 481,728.70 : x
  2. Step 2: Convert to fraction form
    733,671.10/1,100,506.65 = 481,728.70/x
  3. Step 3: Cross multiply
    733,671.10x = 1,100,506.65 × 481,728.70
  4. Step 4: Simplify right side
    733,671.10x = 530,145,637,845.86
  5. Step 5: Solve for x
    x = 530,145,637,845.86/733,671.10
  6. Step 6: Final answer
    x = 722,593.05

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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.