Home / 465,087.63-641,891.07-283,904.94

Finding the Fourth Proportional to 465,087.63, 641,891.07 and 283,904.94

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Solution

The fourth proportional to 465,087.63, 641,891.07 and 283,904.94 is: 391,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,087.63 : 641,891.07 = 283,904.94 : x
  2. Step 2: Convert to fraction form
    465,087.63/641,891.07 = 283,904.94/x
  3. Step 3: Cross multiply
    465,087.63x = 641,891.07 × 283,904.94
  4. Step 4: Simplify right side
    465,087.63x = 182,236,045,714.89
  5. Step 5: Solve for x
    x = 182,236,045,714.89/465,087.63
  6. Step 6: Final answer
    x = 391,831.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.