Home / 272,192.40-407,851.20-201,333.60

Finding the Fourth Proportional to 272,192.40, 407,851.20 and 201,333.60

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Solution

The fourth proportional to 272,192.40, 407,851.20 and 201,333.60 is: 301,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,192.40 : 407,851.20 = 201,333.60 : x
  2. Step 2: Convert to fraction form
    272,192.40/407,851.20 = 201,333.60/x
  3. Step 3: Cross multiply
    272,192.40x = 407,851.20 × 201,333.60
  4. Step 4: Simplify right side
    272,192.40x = 82,114,150,360.32
  5. Step 5: Solve for x
    x = 82,114,150,360.32/272,192.40
  6. Step 6: Final answer
    x = 301,676.87

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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.