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Finding the Fourth Proportional to 341,523.40, 512,285.10 and 175,635.40

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Solution

The fourth proportional to 341,523.40, 512,285.10 and 175,635.40 is: 263,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,523.40 : 512,285.10 = 175,635.40 : x
  2. Step 2: Convert to fraction form
    341,523.40/512,285.10 = 175,635.40/x
  3. Step 3: Cross multiply
    341,523.40x = 512,285.10 × 175,635.40
  4. Step 4: Simplify right side
    341,523.40x = 89,975,398,452.54
  5. Step 5: Solve for x
    x = 89,975,398,452.54/341,523.40
  6. Step 6: Final answer
    x = 263,453.10

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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.