Home / 728,935.24-1,093,811.10-308,525.80

Finding the Fourth Proportional to 728,935.24, 1,093,811.10 and 308,525.80

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Solution

The fourth proportional to 728,935.24, 1,093,811.10 and 308,525.80 is: 462,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,935.24 : 1,093,811.10 = 308,525.80 : x
  2. Step 2: Convert to fraction form
    728,935.24/1,093,811.10 = 308,525.80/x
  3. Step 3: Cross multiply
    728,935.24x = 1,093,811.10 × 308,525.80
  4. Step 4: Simplify right side
    728,935.24x = 337,468,944,676.38
  5. Step 5: Solve for x
    x = 337,468,944,676.38/728,935.24
  6. Step 6: Final answer
    x = 462,961.49

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1.5x scale

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.