Home / 756,099.50-1,134,359.44-329,672.60

Finding the Fourth Proportional to 756,099.50, 1,134,359.44 and 329,672.60

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Solution

The fourth proportional to 756,099.50, 1,134,359.44 and 329,672.60 is: 494,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,099.50 : 1,134,359.44 = 329,672.60 : x
  2. Step 2: Convert to fraction form
    756,099.50/1,134,359.44 = 329,672.60/x
  3. Step 3: Cross multiply
    756,099.50x = 1,134,359.44 × 329,672.60
  4. Step 4: Simplify right side
    756,099.50x = 373,967,225,919.34
  5. Step 5: Solve for x
    x = 373,967,225,919.34/756,099.50
  6. Step 6: Final answer
    x = 494,600.55

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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.