Home / 683,402.20-1,025,103.30-304,322.20

Finding the Fourth Proportional to 683,402.20, 1,025,103.30 and 304,322.20

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Solution

The fourth proportional to 683,402.20, 1,025,103.30 and 304,322.20 is: 456,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,402.20 : 1,025,103.30 = 304,322.20 : x
  2. Step 2: Convert to fraction form
    683,402.20/1,025,103.30 = 304,322.20/x
  3. Step 3: Cross multiply
    683,402.20x = 1,025,103.30 × 304,322.20
  4. Step 4: Simplify right side
    683,402.20x = 311,961,691,483.26
  5. Step 5: Solve for x
    x = 311,961,691,483.26/683,402.20
  6. Step 6: Final answer
    x = 456,483.30

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Double scale
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Similar ratio
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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.