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Finding the Fourth Proportional to 483,614.20, 666,684.21 and 337,967.79

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Solution

The fourth proportional to 483,614.20, 666,684.21 and 337,967.79 is: 465,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,614.20 : 666,684.21 = 337,967.79 : x
  2. Step 2: Convert to fraction form
    483,614.20/666,684.21 = 337,967.79/x
  3. Step 3: Cross multiply
    483,614.20x = 666,684.21 × 337,967.79
  4. Step 4: Simplify right side
    483,614.20x = 225,317,789,081.60
  5. Step 5: Solve for x
    x = 225,317,789,081.60/483,614.20
  6. Step 6: Final answer
    x = 465,904.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.