Home / 1,424,531.30-2,136,788.79-359,568.98

Finding the Fourth Proportional to 1,424,531.30, 2,136,788.79 and 359,568.98

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Solution

The fourth proportional to 1,424,531.30, 2,136,788.79 and 359,568.98 is: 539,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,531.30 : 2,136,788.79 = 359,568.98 : x
  2. Step 2: Convert to fraction form
    1,424,531.30/2,136,788.79 = 359,568.98/x
  3. Step 3: Cross multiply
    1,424,531.30x = 2,136,788.79 × 359,568.98
  4. Step 4: Simplify right side
    1,424,531.30x = 768,322,965,695.73
  5. Step 5: Solve for x
    x = 768,322,965,695.73/1,424,531.30
  6. Step 6: Final answer
    x = 539,351.41

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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.