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Finding the Fourth Proportional to 544,803.26, 752,198.85 and 340,936.58

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Solution

The fourth proportional to 544,803.26, 752,198.85 and 340,936.58 is: 470,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,803.26 : 752,198.85 = 340,936.58 : x
  2. Step 2: Convert to fraction form
    544,803.26/752,198.85 = 340,936.58/x
  3. Step 3: Cross multiply
    544,803.26x = 752,198.85 × 340,936.58
  4. Step 4: Simplify right side
    544,803.26x = 256,452,099,637.94
  5. Step 5: Solve for x
    x = 256,452,099,637.94/544,803.26
  6. Step 6: Final answer
    x = 470,724.24

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1.5x scale

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.