Home / 683,450.10-1,025,175.15-283,958.10

Finding the Fourth Proportional to 683,450.10, 1,025,175.15 and 283,958.10

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Solution

The fourth proportional to 683,450.10, 1,025,175.15 and 283,958.10 is: 425,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,450.10 : 1,025,175.15 = 283,958.10 : x
  2. Step 2: Convert to fraction form
    683,450.10/1,025,175.15 = 283,958.10/x
  3. Step 3: Cross multiply
    683,450.10x = 1,025,175.15 × 283,958.10
  4. Step 4: Simplify right side
    683,450.10x = 291,106,787,761.22
  5. Step 5: Solve for x
    x = 291,106,787,761.22/683,450.10
  6. Step 6: Final answer
    x = 425,937.15

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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.