Home / 945,410.64-1,417,899.96-271,486.62

Finding the Fourth Proportional to 945,410.64, 1,417,899.96 and 271,486.62

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Solution

The fourth proportional to 945,410.64, 1,417,899.96 and 271,486.62 is: 407,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,410.64 : 1,417,899.96 = 271,486.62 : x
  2. Step 2: Convert to fraction form
    945,410.64/1,417,899.96 = 271,486.62/x
  3. Step 3: Cross multiply
    945,410.64x = 1,417,899.96 × 271,486.62
  4. Step 4: Simplify right side
    945,410.64x = 384,940,867,638.54
  5. Step 5: Solve for x
    x = 384,940,867,638.54/945,410.64
  6. Step 6: Final answer
    x = 407,167.90

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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.