Home / 1,010,474.34-1,394,455.77-557,765.34

Finding the Fourth Proportional to 1,010,474.34, 1,394,455.77 and 557,765.34

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Solution

The fourth proportional to 1,010,474.34, 1,394,455.77 and 557,765.34 is: 769,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,474.34 : 1,394,455.77 = 557,765.34 : x
  2. Step 2: Convert to fraction form
    1,010,474.34/1,394,455.77 = 557,765.34/x
  3. Step 3: Cross multiply
    1,010,474.34x = 1,394,455.77 × 557,765.34
  4. Step 4: Simplify right side
    1,010,474.34x = 777,779,096,669.01
  5. Step 5: Solve for x
    x = 777,779,096,669.01/1,010,474.34
  6. Step 6: Final answer
    x = 769,716.82

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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.