Home / 737,979.24-1,107,318.78-439,050.36

Finding the Fourth Proportional to 737,979.24, 1,107,318.78 and 439,050.36

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Solution

The fourth proportional to 737,979.24, 1,107,318.78 and 439,050.36 is: 658,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,979.24 : 1,107,318.78 = 439,050.36 : x
  2. Step 2: Convert to fraction form
    737,979.24/1,107,318.78 = 439,050.36/x
  3. Step 3: Cross multiply
    737,979.24x = 1,107,318.78 × 439,050.36
  4. Step 4: Simplify right side
    737,979.24x = 486,168,701,261.92
  5. Step 5: Solve for x
    x = 486,168,701,261.92/737,979.24
  6. Step 6: Final answer
    x = 658,783.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.