Home / 1,026,711.96-1,540,212.60-316,797.72

Finding the Fourth Proportional to 1,026,711.96, 1,540,212.60 and 316,797.72

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Solution

The fourth proportional to 1,026,711.96, 1,540,212.60 and 316,797.72 is: 475,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,711.96 : 1,540,212.60 = 316,797.72 : x
  2. Step 2: Convert to fraction form
    1,026,711.96/1,540,212.60 = 316,797.72/x
  3. Step 3: Cross multiply
    1,026,711.96x = 1,540,212.60 × 316,797.72
  4. Step 4: Simplify right side
    1,026,711.96x = 487,935,839,995.27
  5. Step 5: Solve for x
    x = 487,935,839,995.27/1,026,711.96
  6. Step 6: Final answer
    x = 475,241.22

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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.