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Finding the Fourth Proportional to 334,410.20, 501,676.05 and 109,708.10

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Solution

The fourth proportional to 334,410.20, 501,676.05 and 109,708.10 is: 164,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,410.20 : 501,676.05 = 109,708.10 : x
  2. Step 2: Convert to fraction form
    334,410.20/501,676.05 = 109,708.10/x
  3. Step 3: Cross multiply
    334,410.20x = 501,676.05 × 109,708.10
  4. Step 4: Simplify right side
    334,410.20x = 55,037,926,261.01
  5. Step 5: Solve for x
    x = 55,037,926,261.01/334,410.20
  6. Step 6: Final answer
    x = 164,582.08

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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.