Home / 334,911.70-462,157.09-308,162.26

Finding the Fourth Proportional to 334,911.70, 462,157.09 and 308,162.26

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Solution

The fourth proportional to 334,911.70, 462,157.09 and 308,162.26 is: 425,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,911.70 : 462,157.09 = 308,162.26 : x
  2. Step 2: Convert to fraction form
    334,911.70/462,157.09 = 308,162.26/x
  3. Step 3: Cross multiply
    334,911.70x = 462,157.09 × 308,162.26
  4. Step 4: Simplify right side
    334,911.70x = 142,419,373,329.42
  5. Step 5: Solve for x
    x = 142,419,373,329.42/334,911.70
  6. Step 6: Final answer
    x = 425,244.54

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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.