Home / 1,142,260.84-1,713,476.22-343,478.44

Finding the Fourth Proportional to 1,142,260.84, 1,713,476.22 and 343,478.44

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Solution

The fourth proportional to 1,142,260.84, 1,713,476.22 and 343,478.44 is: 515,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,260.84 : 1,713,476.22 = 343,478.44 : x
  2. Step 2: Convert to fraction form
    1,142,260.84/1,713,476.22 = 343,478.44/x
  3. Step 3: Cross multiply
    1,142,260.84x = 1,713,476.22 × 343,478.44
  4. Step 4: Simplify right side
    1,142,260.84x = 588,542,139,022.70
  5. Step 5: Solve for x
    x = 588,542,139,022.70/1,142,260.84
  6. Step 6: Final answer
    x = 515,243.21

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1.5x scale

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.