Home / 380,113.20-570,096.90-113,882.40

Finding the Fourth Proportional to 380,113.20, 570,096.90 and 113,882.40

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Solution

The fourth proportional to 380,113.20, 570,096.90 and 113,882.40 is: 170,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,113.20 : 570,096.90 = 113,882.40 : x
  2. Step 2: Convert to fraction form
    380,113.20/570,096.90 = 113,882.40/x
  3. Step 3: Cross multiply
    380,113.20x = 570,096.90 × 113,882.40
  4. Step 4: Simplify right side
    380,113.20x = 64,924,003,204.56
  5. Step 5: Solve for x
    x = 64,924,003,204.56/380,113.20
  6. Step 6: Final answer
    x = 170,801.76

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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.