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Finding the Fourth Proportional to 934,676.88, 1,401,883.56 and 303,598.32

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Solution

The fourth proportional to 934,676.88, 1,401,883.56 and 303,598.32 is: 455,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,676.88 : 1,401,883.56 = 303,598.32 : x
  2. Step 2: Convert to fraction form
    934,676.88/1,401,883.56 = 303,598.32/x
  3. Step 3: Cross multiply
    934,676.88x = 1,401,883.56 × 303,598.32
  4. Step 4: Simplify right side
    934,676.88x = 425,609,493,651.62
  5. Step 5: Solve for x
    x = 425,609,493,651.62/934,676.88
  6. Step 6: Final answer
    x = 455,354.68

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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.