Home / 801,951.74-1,106,693.37-439,389.33

Finding the Fourth Proportional to 801,951.74, 1,106,693.37 and 439,389.33

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Solution

The fourth proportional to 801,951.74, 1,106,693.37 and 439,389.33 is: 606,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,951.74 : 1,106,693.37 = 439,389.33 : x
  2. Step 2: Convert to fraction form
    801,951.74/1,106,693.37 = 439,389.33/x
  3. Step 3: Cross multiply
    801,951.74x = 1,106,693.37 × 439,389.33
  4. Step 4: Simplify right side
    801,951.74x = 486,269,258,359.74
  5. Step 5: Solve for x
    x = 486,269,258,359.74/801,951.74
  6. Step 6: Final answer
    x = 606,357.26

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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.