Home / 493,982.28-681,411.29-297,612.36

Finding the Fourth Proportional to 493,982.28, 681,411.29 and 297,612.36

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Solution

The fourth proportional to 493,982.28, 681,411.29 and 297,612.36 is: 410,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,982.28 : 681,411.29 = 297,612.36 : x
  2. Step 2: Convert to fraction form
    493,982.28/681,411.29 = 297,612.36/x
  3. Step 3: Cross multiply
    493,982.28x = 681,411.29 × 297,612.36
  4. Step 4: Simplify right side
    493,982.28x = 202,796,420,659.48
  5. Step 5: Solve for x
    x = 202,796,420,659.48/493,982.28
  6. Step 6: Final answer
    x = 410,533.80

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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.