Home / 738,778.94-1,108,168.72-177,813.44

Finding the Fourth Proportional to 738,778.94, 1,108,168.72 and 177,813.44

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Solution

The fourth proportional to 738,778.94, 1,108,168.72 and 177,813.44 is: 266,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,778.94 : 1,108,168.72 = 177,813.44 : x
  2. Step 2: Convert to fraction form
    738,778.94/1,108,168.72 = 177,813.44/x
  3. Step 3: Cross multiply
    738,778.94x = 1,108,168.72 × 177,813.44
  4. Step 4: Simplify right side
    738,778.94x = 197,047,291,314.53
  5. Step 5: Solve for x
    x = 197,047,291,314.53/738,778.94
  6. Step 6: Final answer
    x = 266,720.23

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Similar ratio
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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.