Home / 945,138.92-1,417,515-271,039.64

Finding the Fourth Proportional to 945,138.92, 1,417,515 and 271,039.64

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Solution

The fourth proportional to 945,138.92, 1,417,515 and 271,039.64 is: 406,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,138.92 : 1,417,515 = 271,039.64 : x
  2. Step 2: Convert to fraction form
    945,138.92/1,417,515 = 271,039.64/x
  3. Step 3: Cross multiply
    945,138.92x = 1,417,515 × 271,039.64
  4. Step 4: Simplify right side
    945,138.92x = 384,202,755,294.60
  5. Step 5: Solve for x
    x = 384,202,755,294.60/945,138.92
  6. Step 6: Final answer
    x = 406,504.00

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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.