Home / 1,153,322.15-1,729,684.13-343,517.36

Finding the Fourth Proportional to 1,153,322.15, 1,729,684.13 and 343,517.36

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Solution

The fourth proportional to 1,153,322.15, 1,729,684.13 and 343,517.36 is: 515,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,322.15 : 1,729,684.13 = 343,517.36 : x
  2. Step 2: Convert to fraction form
    1,153,322.15/1,729,684.13 = 343,517.36/x
  3. Step 3: Cross multiply
    1,153,322.15x = 1,729,684.13 × 343,517.36
  4. Step 4: Simplify right side
    1,153,322.15x = 594,176,515,605.49
  5. Step 5: Solve for x
    x = 594,176,515,605.49/1,153,322.15
  6. Step 6: Final answer
    x = 515,186.95

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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.