Home / 818,007.71-1,227,144.59-241,689.47

Finding the Fourth Proportional to 818,007.71, 1,227,144.59 and 241,689.47

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Solution

The fourth proportional to 818,007.71, 1,227,144.59 and 241,689.47 is: 362,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,007.71 : 1,227,144.59 = 241,689.47 : x
  2. Step 2: Convert to fraction form
    818,007.71/1,227,144.59 = 241,689.47/x
  3. Step 3: Cross multiply
    818,007.71x = 1,227,144.59 × 241,689.47
  4. Step 4: Simplify right side
    818,007.71x = 296,587,923,281.26
  5. Step 5: Solve for x
    x = 296,587,923,281.26/818,007.71
  6. Step 6: Final answer
    x = 362,573.51

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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.