Home / 880,892.11-1,321,131.38-496,807.07

Finding the Fourth Proportional to 880,892.11, 1,321,131.38 and 496,807.07

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Solution

The fourth proportional to 880,892.11, 1,321,131.38 and 496,807.07 is: 745,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,892.11 : 1,321,131.38 = 496,807.07 : x
  2. Step 2: Convert to fraction form
    880,892.11/1,321,131.38 = 496,807.07/x
  3. Step 3: Cross multiply
    880,892.11x = 1,321,131.38 × 496,807.07
  4. Step 4: Simplify right side
    880,892.11x = 656,347,409,982.86
  5. Step 5: Solve for x
    x = 656,347,409,982.86/880,892.11
  6. Step 6: Final answer
    x = 745,093.99

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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.