Home / 347,346.34-520,082.70-227,105.08

Finding the Fourth Proportional to 347,346.34, 520,082.70 and 227,105.08

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Solution

The fourth proportional to 347,346.34, 520,082.70 and 227,105.08 is: 340,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,346.34 : 520,082.70 = 227,105.08 : x
  2. Step 2: Convert to fraction form
    347,346.34/520,082.70 = 227,105.08/x
  3. Step 3: Cross multiply
    347,346.34x = 520,082.70 × 227,105.08
  4. Step 4: Simplify right side
    347,346.34x = 118,113,423,190.12
  5. Step 5: Solve for x
    x = 118,113,423,190.12/347,346.34
  6. Step 6: Final answer
    x = 340,045.11

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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.