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Finding the Fourth Proportional to 336,082.20, 463,826.12 and 251,051.64

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Solution

The fourth proportional to 336,082.20, 463,826.12 and 251,051.64 is: 346,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,082.20 : 463,826.12 = 251,051.64 : x
  2. Step 2: Convert to fraction form
    336,082.20/463,826.12 = 251,051.64/x
  3. Step 3: Cross multiply
    336,082.20x = 463,826.12 × 251,051.64
  4. Step 4: Simplify right side
    336,082.20x = 116,444,308,100.84
  5. Step 5: Solve for x
    x = 116,444,308,100.84/336,082.20
  6. Step 6: Final answer
    x = 346,475.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.