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Finding the Fourth Proportional to 341,513.80, 512,263.52 and 113,825.90

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Solution

The fourth proportional to 341,513.80, 512,263.52 and 113,825.90 is: 170,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,513.80 : 512,263.52 = 113,825.90 : x
  2. Step 2: Convert to fraction form
    341,513.80/512,263.52 = 113,825.90/x
  3. Step 3: Cross multiply
    341,513.80x = 512,263.52 × 113,825.90
  4. Step 4: Simplify right side
    341,513.80x = 58,308,856,201.17
  5. Step 5: Solve for x
    x = 58,308,856,201.17/341,513.80
  6. Step 6: Final answer
    x = 170,736.46

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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.