Home / 754,932.25-1,041,813.80-415,407.79

Finding the Fourth Proportional to 754,932.25, 1,041,813.80 and 415,407.79

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Solution

The fourth proportional to 754,932.25, 1,041,813.80 and 415,407.79 is: 573,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,932.25 : 1,041,813.80 = 415,407.79 : x
  2. Step 2: Convert to fraction form
    754,932.25/1,041,813.80 = 415,407.79/x
  3. Step 3: Cross multiply
    754,932.25x = 1,041,813.80 × 415,407.79
  4. Step 4: Simplify right side
    754,932.25x = 432,777,568,249.50
  5. Step 5: Solve for x
    x = 432,777,568,249.50/754,932.25
  6. Step 6: Final answer
    x = 573,266.76

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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.