Home / 801,577.76-1,106,177.29-439,002.47

Finding the Fourth Proportional to 801,577.76, 1,106,177.29 and 439,002.47

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Solution

The fourth proportional to 801,577.76, 1,106,177.29 and 439,002.47 is: 605,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,577.76 : 1,106,177.29 = 439,002.47 : x
  2. Step 2: Convert to fraction form
    801,577.76/1,106,177.29 = 439,002.47/x
  3. Step 3: Cross multiply
    801,577.76x = 1,106,177.29 × 439,002.47
  4. Step 4: Simplify right side
    801,577.76x = 485,614,555,939.51
  5. Step 5: Solve for x
    x = 485,614,555,939.51/801,577.76
  6. Step 6: Final answer
    x = 605,823.39

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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.