Home / 855,934.79-1,181,189.16-473,961.56

Finding the Fourth Proportional to 855,934.79, 1,181,189.16 and 473,961.56

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Solution

The fourth proportional to 855,934.79, 1,181,189.16 and 473,961.56 is: 654,066.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,934.79 : 1,181,189.16 = 473,961.56 : x
  2. Step 2: Convert to fraction form
    855,934.79/1,181,189.16 = 473,961.56/x
  3. Step 3: Cross multiply
    855,934.79x = 1,181,189.16 × 473,961.56
  4. Step 4: Simplify right side
    855,934.79x = 559,838,251,022.74
  5. Step 5: Solve for x
    x = 559,838,251,022.74/855,934.79
  6. Step 6: Final answer
    x = 654,066.48

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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.