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Finding the Fourth Proportional to 341,550.40, 512,325.60 and 164,014.60

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Solution

The fourth proportional to 341,550.40, 512,325.60 and 164,014.60 is: 246,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,550.40 : 512,325.60 = 164,014.60 : x
  2. Step 2: Convert to fraction form
    341,550.40/512,325.60 = 164,014.60/x
  3. Step 3: Cross multiply
    341,550.40x = 512,325.60 × 164,014.60
  4. Step 4: Simplify right side
    341,550.40x = 84,028,878,353.76
  5. Step 5: Solve for x
    x = 84,028,878,353.76/341,550.40
  6. Step 6: Final answer
    x = 246,021.90

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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.