Home / 1,010,312.52-1,394,224.43-557,603.52

Finding the Fourth Proportional to 1,010,312.52, 1,394,224.43 and 557,603.52

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Solution

The fourth proportional to 1,010,312.52, 1,394,224.43 and 557,603.52 is: 769,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,312.52 : 1,394,224.43 = 557,603.52 : x
  2. Step 2: Convert to fraction form
    1,010,312.52/1,394,224.43 = 557,603.52/x
  3. Step 3: Cross multiply
    1,010,312.52x = 1,394,224.43 × 557,603.52
  4. Step 4: Simplify right side
    1,010,312.52x = 777,424,447,049.98
  5. Step 5: Solve for x
    x = 777,424,447,049.98/1,010,312.52
  6. Step 6: Final answer
    x = 769,489.08

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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.