Home / 1,154,704.02-1,731,851.91-313,321.38

Finding the Fourth Proportional to 1,154,704.02, 1,731,851.91 and 313,321.38

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Solution

The fourth proportional to 1,154,704.02, 1,731,851.91 and 313,321.38 is: 469,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,704.02 : 1,731,851.91 = 313,321.38 : x
  2. Step 2: Convert to fraction form
    1,154,704.02/1,731,851.91 = 313,321.38/x
  3. Step 3: Cross multiply
    1,154,704.02x = 1,731,851.91 × 313,321.38
  4. Step 4: Simplify right side
    1,154,704.02x = 542,626,230,396.84
  5. Step 5: Solve for x
    x = 542,626,230,396.84/1,154,704.02
  6. Step 6: Final answer
    x = 469,926.68

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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.