Home / 321,136.89-481,716.26-152,570.22

Finding the Fourth Proportional to 321,136.89, 481,716.26 and 152,570.22

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Solution

The fourth proportional to 321,136.89, 481,716.26 and 152,570.22 is: 228,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,136.89 : 481,716.26 = 152,570.22 : x
  2. Step 2: Convert to fraction form
    321,136.89/481,716.26 = 152,570.22/x
  3. Step 3: Cross multiply
    321,136.89x = 481,716.26 × 152,570.22
  4. Step 4: Simplify right side
    321,136.89x = 73,495,555,765.78
  5. Step 5: Solve for x
    x = 73,495,555,765.78/321,136.89
  6. Step 6: Final answer
    x = 228,860.52

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1.5x scale

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.