Home / 801,468.53-1,106,026.85-438,914.93

Finding the Fourth Proportional to 801,468.53, 1,106,026.85 and 438,914.93

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Solution

The fourth proportional to 801,468.53, 1,106,026.85 and 438,914.93 is: 605,702.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,468.53 : 1,106,026.85 = 438,914.93 : x
  2. Step 2: Convert to fraction form
    801,468.53/1,106,026.85 = 438,914.93/x
  3. Step 3: Cross multiply
    801,468.53x = 1,106,026.85 × 438,914.93
  4. Step 4: Simplify right side
    801,468.53x = 485,451,695,251.30
  5. Step 5: Solve for x
    x = 485,451,695,251.30/801,468.53
  6. Step 6: Final answer
    x = 605,702.75

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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.