Home / 757,561.27-1,045,456.77-413,419.41

Finding the Fourth Proportional to 757,561.27, 1,045,456.77 and 413,419.41

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Solution

The fourth proportional to 757,561.27, 1,045,456.77 and 413,419.41 is: 570,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,561.27 : 1,045,456.77 = 413,419.41 : x
  2. Step 2: Convert to fraction form
    757,561.27/1,045,456.77 = 413,419.41/x
  3. Step 3: Cross multiply
    757,561.27x = 1,045,456.77 × 413,419.41
  4. Step 4: Simplify right side
    757,561.27x = 432,212,124,823.00
  5. Step 5: Solve for x
    x = 432,212,124,823.00/757,561.27
  6. Step 6: Final answer
    x = 570,530.92

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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.