Home / 204,004.40-306,006.60-172,511.60

Finding the Fourth Proportional to 204,004.40, 306,006.60 and 172,511.60

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Solution

The fourth proportional to 204,004.40, 306,006.60 and 172,511.60 is: 258,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,004.40 : 306,006.60 = 172,511.60 : x
  2. Step 2: Convert to fraction form
    204,004.40/306,006.60 = 172,511.60/x
  3. Step 3: Cross multiply
    204,004.40x = 306,006.60 × 172,511.60
  4. Step 4: Simplify right side
    204,004.40x = 52,789,688,176.56
  5. Step 5: Solve for x
    x = 52,789,688,176.56/204,004.40
  6. Step 6: Final answer
    x = 258,767.40

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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.