Home / 801,893.43-1,106,612.55-479,603.52

Finding the Fourth Proportional to 801,893.43, 1,106,612.55 and 479,603.52

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Solution

The fourth proportional to 801,893.43, 1,106,612.55 and 479,603.52 is: 661,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,893.43 : 1,106,612.55 = 479,603.52 : x
  2. Step 2: Convert to fraction form
    801,893.43/1,106,612.55 = 479,603.52/x
  3. Step 3: Cross multiply
    801,893.43x = 1,106,612.55 × 479,603.52
  4. Step 4: Simplify right side
    801,893.43x = 530,735,274,256.18
  5. Step 5: Solve for x
    x = 530,735,274,256.18/801,893.43
  6. Step 6: Final answer
    x = 661,852.63

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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.