Home / 827,666.90-1,241,303.51-228,614.79

Finding the Fourth Proportional to 827,666.90, 1,241,303.51 and 228,614.79

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Solution

The fourth proportional to 827,666.90, 1,241,303.51 and 228,614.79 is: 342,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,666.90 : 1,241,303.51 = 228,614.79 : x
  2. Step 2: Convert to fraction form
    827,666.90/1,241,303.51 = 228,614.79/x
  3. Step 3: Cross multiply
    827,666.90x = 1,241,303.51 × 228,614.79
  4. Step 4: Simplify right side
    827,666.90x = 283,780,340,121.84
  5. Step 5: Solve for x
    x = 283,780,340,121.84/827,666.90
  6. Step 6: Final answer
    x = 342,867.82

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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.