Home / 1,010,291.49-1,394,199.41-557,579.25

Finding the Fourth Proportional to 1,010,291.49, 1,394,199.41 and 557,579.25

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Solution

The fourth proportional to 1,010,291.49, 1,394,199.41 and 557,579.25 is: 769,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,291.49 : 1,394,199.41 = 557,579.25 : x
  2. Step 2: Convert to fraction form
    1,010,291.49/1,394,199.41 = 557,579.25/x
  3. Step 3: Cross multiply
    1,010,291.49x = 1,394,199.41 × 557,579.25
  4. Step 4: Simplify right side
    1,010,291.49x = 777,376,658,590.35
  5. Step 5: Solve for x
    x = 777,376,658,590.35/1,010,291.49
  6. Step 6: Final answer
    x = 769,457.79

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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.