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Finding the Fourth Proportional to 341,454.40, 512,181.60 and 322,100.80

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Solution

The fourth proportional to 341,454.40, 512,181.60 and 322,100.80 is: 483,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,454.40 : 512,181.60 = 322,100.80 : x
  2. Step 2: Convert to fraction form
    341,454.40/512,181.60 = 322,100.80/x
  3. Step 3: Cross multiply
    341,454.40x = 512,181.60 × 322,100.80
  4. Step 4: Simplify right side
    341,454.40x = 164,974,103,105.28
  5. Step 5: Solve for x
    x = 164,974,103,105.28/341,454.40
  6. Step 6: Final answer
    x = 483,151.20

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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.