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Finding the Fourth Proportional to 341,469.60, 512,593.20 and 201,307.20

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Solution

The fourth proportional to 341,469.60, 512,593.20 and 201,307.20 is: 302,190.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,469.60 : 512,593.20 = 201,307.20 : x
  2. Step 2: Convert to fraction form
    341,469.60/512,593.20 = 201,307.20/x
  3. Step 3: Cross multiply
    341,469.60x = 512,593.20 × 201,307.20
  4. Step 4: Simplify right side
    341,469.60x = 103,188,701,831.04
  5. Step 5: Solve for x
    x = 103,188,701,831.04/341,469.60
  6. Step 6: Final answer
    x = 302,190.01

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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.