Home / 755,713.59-1,135,145.03-637,615.59

Finding the Fourth Proportional to 755,713.59, 1,135,145.03 and 637,615.59

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Solution

The fourth proportional to 755,713.59, 1,135,145.03 and 637,615.59 is: 957,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,713.59 : 1,135,145.03 = 637,615.59 : x
  2. Step 2: Convert to fraction form
    755,713.59/1,135,145.03 = 637,615.59/x
  3. Step 3: Cross multiply
    755,713.59x = 1,135,145.03 × 637,615.59
  4. Step 4: Simplify right side
    755,713.59x = 723,786,164,850.94
  5. Step 5: Solve for x
    x = 723,786,164,850.94/755,713.59
  6. Step 6: Final answer
    x = 957,751.95

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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.