Home / 855,245.73-1,180,177.26-473,278.89

Finding the Fourth Proportional to 855,245.73, 1,180,177.26 and 473,278.89

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Solution

The fourth proportional to 855,245.73, 1,180,177.26 and 473,278.89 is: 653,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,245.73 : 1,180,177.26 = 473,278.89 : x
  2. Step 2: Convert to fraction form
    855,245.73/1,180,177.26 = 473,278.89/x
  3. Step 3: Cross multiply
    855,245.73x = 1,180,177.26 × 473,278.89
  4. Step 4: Simplify right side
    855,245.73x = 558,552,983,616.04
  5. Step 5: Solve for x
    x = 558,552,983,616.04/855,245.73
  6. Step 6: Final answer
    x = 653,090.64

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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.