Home / 584,979.42-807,221.50-336,629.42

Finding the Fourth Proportional to 584,979.42, 807,221.50 and 336,629.42

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Solution

The fourth proportional to 584,979.42, 807,221.50 and 336,629.42 is: 464,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,979.42 : 807,221.50 = 336,629.42 : x
  2. Step 2: Convert to fraction form
    584,979.42/807,221.50 = 336,629.42/x
  3. Step 3: Cross multiply
    584,979.42x = 807,221.50 × 336,629.42
  4. Step 4: Simplify right side
    584,979.42x = 271,734,500,478.85
  5. Step 5: Solve for x
    x = 271,734,500,478.85/584,979.42
  6. Step 6: Final answer
    x = 464,519.76

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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.