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Finding the Fourth Proportional to 341,396.40, 512,094.60 and 235,108.20

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Solution

The fourth proportional to 341,396.40, 512,094.60 and 235,108.20 is: 352,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,396.40 : 512,094.60 = 235,108.20 : x
  2. Step 2: Convert to fraction form
    341,396.40/512,094.60 = 235,108.20/x
  3. Step 3: Cross multiply
    341,396.40x = 512,094.60 × 235,108.20
  4. Step 4: Simplify right side
    341,396.40x = 120,397,639,635.72
  5. Step 5: Solve for x
    x = 120,397,639,635.72/341,396.40
  6. Step 6: Final answer
    x = 352,662.30

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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.