Home / 839,631.77-1,259,523.29-271,026.35

Finding the Fourth Proportional to 839,631.77, 1,259,523.29 and 271,026.35

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Solution

The fourth proportional to 839,631.77, 1,259,523.29 and 271,026.35 is: 406,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,631.77 : 1,259,523.29 = 271,026.35 : x
  2. Step 2: Convert to fraction form
    839,631.77/1,259,523.29 = 271,026.35/x
  3. Step 3: Cross multiply
    839,631.77x = 1,259,523.29 × 271,026.35
  4. Step 4: Simplify right side
    839,631.77x = 341,364,000,028.69
  5. Step 5: Solve for x
    x = 341,364,000,028.69/839,631.77
  6. Step 6: Final answer
    x = 406,563.94

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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.