Home / 855,914.26-1,181,147.21-473,932.82

Finding the Fourth Proportional to 855,914.26, 1,181,147.21 and 473,932.82

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Solution

The fourth proportional to 855,914.26, 1,181,147.21 and 473,932.82 is: 654,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,914.26 : 1,181,147.21 = 473,932.82 : x
  2. Step 2: Convert to fraction form
    855,914.26/1,181,147.21 = 473,932.82/x
  3. Step 3: Cross multiply
    855,914.26x = 1,181,147.21 × 473,932.82
  4. Step 4: Simplify right side
    855,914.26x = 559,784,428,070.43
  5. Step 5: Solve for x
    x = 559,784,428,070.43/855,914.26
  6. Step 6: Final answer
    x = 654,019.28

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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.