Home / 864,634.53-1,296,955.61-359,195.10

Finding the Fourth Proportional to 864,634.53, 1,296,955.61 and 359,195.10

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Solution

The fourth proportional to 864,634.53, 1,296,955.61 and 359,195.10 is: 538,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,634.53 : 1,296,955.61 = 359,195.10 : x
  2. Step 2: Convert to fraction form
    864,634.53/1,296,955.61 = 359,195.10/x
  3. Step 3: Cross multiply
    864,634.53x = 1,296,955.61 × 359,195.10
  4. Step 4: Simplify right side
    864,634.53x = 465,860,098,233.54
  5. Step 5: Solve for x
    x = 465,860,098,233.54/864,634.53
  6. Step 6: Final answer
    x = 538,794.23

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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.