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Finding the Fourth Proportional to 483,614.70, 666,684.90 and 337,968.29

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Solution

The fourth proportional to 483,614.70, 666,684.90 and 337,968.29 is: 465,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,614.70 : 666,684.90 = 337,968.29 : x
  2. Step 2: Convert to fraction form
    483,614.70/666,684.90 = 337,968.29/x
  3. Step 3: Cross multiply
    483,614.70x = 666,684.90 × 337,968.29
  4. Step 4: Simplify right side
    483,614.70x = 225,318,355,621.82
  5. Step 5: Solve for x
    x = 225,318,355,621.82/483,614.70
  6. Step 6: Final answer
    x = 465,904.69

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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.