Home / 914,938.80-1,372,408.20-250,090.80

Finding the Fourth Proportional to 914,938.80, 1,372,408.20 and 250,090.80

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Solution

The fourth proportional to 914,938.80, 1,372,408.20 and 250,090.80 is: 375,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,938.80 : 1,372,408.20 = 250,090.80 : x
  2. Step 2: Convert to fraction form
    914,938.80/1,372,408.20 = 250,090.80/x
  3. Step 3: Cross multiply
    914,938.80x = 1,372,408.20 × 250,090.80
  4. Step 4: Simplify right side
    914,938.80x = 343,226,664,664.56
  5. Step 5: Solve for x
    x = 343,226,664,664.56/914,938.80
  6. Step 6: Final answer
    x = 375,136.20

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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.