Home / 1,010,288.84-1,394,201.60-551,407.64

Finding the Fourth Proportional to 1,010,288.84, 1,394,201.60 and 551,407.64

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Solution

The fourth proportional to 1,010,288.84, 1,394,201.60 and 551,407.64 is: 760,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,288.84 : 1,394,201.60 = 551,407.64 : x
  2. Step 2: Convert to fraction form
    1,010,288.84/1,394,201.60 = 551,407.64/x
  3. Step 3: Cross multiply
    1,010,288.84x = 1,394,201.60 × 551,407.64
  4. Step 4: Simplify right side
    1,010,288.84x = 768,773,413,940.22
  5. Step 5: Solve for x
    x = 768,773,413,940.22/1,010,288.84
  6. Step 6: Final answer
    x = 760,944.18

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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.