Home / 835,373.82-1,253,264.85-266,755.05

Finding the Fourth Proportional to 835,373.82, 1,253,264.85 and 266,755.05

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Solution

The fourth proportional to 835,373.82, 1,253,264.85 and 266,755.05 is: 400,197.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,373.82 : 1,253,264.85 = 266,755.05 : x
  2. Step 2: Convert to fraction form
    835,373.82/1,253,264.85 = 266,755.05/x
  3. Step 3: Cross multiply
    835,373.82x = 1,253,264.85 × 266,755.05
  4. Step 4: Simplify right side
    835,373.82x = 334,314,727,724.99
  5. Step 5: Solve for x
    x = 334,314,727,724.99/835,373.82
  6. Step 6: Final answer
    x = 400,197.76

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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.