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Finding the Fourth Proportional to 283,035.22, 424,563.36 and 83,355.64

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Solution

The fourth proportional to 283,035.22, 424,563.36 and 83,355.64 is: 125,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,035.22 : 424,563.36 = 83,355.64 : x
  2. Step 2: Convert to fraction form
    283,035.22/424,563.36 = 83,355.64/x
  3. Step 3: Cross multiply
    283,035.22x = 424,563.36 × 83,355.64
  4. Step 4: Simplify right side
    283,035.22x = 35,389,750,593.35
  5. Step 5: Solve for x
    x = 35,389,750,593.35/283,035.22
  6. Step 6: Final answer
    x = 125,036.56

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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.