Home / 1,104,136.48-1,656,554.80-394,149.28

Finding the Fourth Proportional to 1,104,136.48, 1,656,554.80 and 394,149.28

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Solution

The fourth proportional to 1,104,136.48, 1,656,554.80 and 394,149.28 is: 591,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,136.48 : 1,656,554.80 = 394,149.28 : x
  2. Step 2: Convert to fraction form
    1,104,136.48/1,656,554.80 = 394,149.28/x
  3. Step 3: Cross multiply
    1,104,136.48x = 1,656,554.80 × 394,149.28
  4. Step 4: Simplify right side
    1,104,136.48x = 652,929,881,700.54
  5. Step 5: Solve for x
    x = 652,929,881,700.54/1,104,136.48
  6. Step 6: Final answer
    x = 591,348.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.