Home / 1,010,144.46-1,394,028.75-551,288.55

Finding the Fourth Proportional to 1,010,144.46, 1,394,028.75 and 551,288.55

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Solution

The fourth proportional to 1,010,144.46, 1,394,028.75 and 551,288.55 is: 760,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,144.46 : 1,394,028.75 = 551,288.55 : x
  2. Step 2: Convert to fraction form
    1,010,144.46/1,394,028.75 = 551,288.55/x
  3. Step 3: Cross multiply
    1,010,144.46x = 1,394,028.75 × 551,288.55
  4. Step 4: Simplify right side
    1,010,144.46x = 768,512,088,245.81
  5. Step 5: Solve for x
    x = 768,512,088,245.81/1,010,144.46
  6. Step 6: Final answer
    x = 760,794.24

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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.