Home / 827,184.54-1,239,988.17-265,824.54

Finding the Fourth Proportional to 827,184.54, 1,239,988.17 and 265,824.54

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Solution

The fourth proportional to 827,184.54, 1,239,988.17 and 265,824.54 is: 398,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,184.54 : 1,239,988.17 = 265,824.54 : x
  2. Step 2: Convert to fraction form
    827,184.54/1,239,988.17 = 265,824.54/x
  3. Step 3: Cross multiply
    827,184.54x = 1,239,988.17 × 265,824.54
  4. Step 4: Simplify right side
    827,184.54x = 329,619,284,895.69
  5. Step 5: Solve for x
    x = 329,619,284,895.69/827,184.54
  6. Step 6: Final answer
    x = 398,483.37

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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.