Home / 801,951.57-1,106,693.10-439,389.14

Finding the Fourth Proportional to 801,951.57, 1,106,693.10 and 439,389.14

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Solution

The fourth proportional to 801,951.57, 1,106,693.10 and 439,389.14 is: 606,356.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,951.57 : 1,106,693.10 = 439,389.14 : x
  2. Step 2: Convert to fraction form
    801,951.57/1,106,693.10 = 439,389.14/x
  3. Step 3: Cross multiply
    801,951.57x = 1,106,693.10 × 439,389.14
  4. Step 4: Simplify right side
    801,951.57x = 486,268,923,919.47
  5. Step 5: Solve for x
    x = 486,268,923,919.47/801,951.57
  6. Step 6: Final answer
    x = 606,356.97

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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.