Home / 254,220.30-381,330.45-201,076.20

Finding the Fourth Proportional to 254,220.30, 381,330.45 and 201,076.20

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Solution

The fourth proportional to 254,220.30, 381,330.45 and 201,076.20 is: 301,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,220.30 : 381,330.45 = 201,076.20 : x
  2. Step 2: Convert to fraction form
    254,220.30/381,330.45 = 201,076.20/x
  3. Step 3: Cross multiply
    254,220.30x = 381,330.45 × 201,076.20
  4. Step 4: Simplify right side
    254,220.30x = 76,676,477,830.29
  5. Step 5: Solve for x
    x = 76,676,477,830.29/254,220.30
  6. Step 6: Final answer
    x = 301,614.30

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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.