Home / 673,677.12-929,976.96-444,369.60

Finding the Fourth Proportional to 673,677.12, 929,976.96 and 444,369.60

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Solution

The fourth proportional to 673,677.12, 929,976.96 and 444,369.60 is: 613,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,677.12 : 929,976.96 = 444,369.60 : x
  2. Step 2: Convert to fraction form
    673,677.12/929,976.96 = 444,369.60/x
  3. Step 3: Cross multiply
    673,677.12x = 929,976.96 × 444,369.60
  4. Step 4: Simplify right side
    673,677.12x = 413,253,489,724.42
  5. Step 5: Solve for x
    x = 413,253,489,724.42/673,677.12
  6. Step 6: Final answer
    x = 613,429.61

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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.