Home / 855,932.77-1,181,187.16-473,959.55

Finding the Fourth Proportional to 855,932.77, 1,181,187.16 and 473,959.55

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Solution

The fourth proportional to 855,932.77, 1,181,187.16 and 473,959.55 is: 654,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,932.77 : 1,181,187.16 = 473,959.55 : x
  2. Step 2: Convert to fraction form
    855,932.77/1,181,187.16 = 473,959.55/x
  3. Step 3: Cross multiply
    855,932.77x = 1,181,187.16 × 473,959.55
  4. Step 4: Simplify right side
    855,932.77x = 559,834,936,587.45
  5. Step 5: Solve for x
    x = 559,834,936,587.45/855,932.77
  6. Step 6: Final answer
    x = 654,064.15

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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.