Home / 1,483,228.20-2,224,712.70-485,956.20

Finding the Fourth Proportional to 1,483,228.20, 2,224,712.70 and 485,956.20

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Solution

The fourth proportional to 1,483,228.20, 2,224,712.70 and 485,956.20 is: 728,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,228.20 : 2,224,712.70 = 485,956.20 : x
  2. Step 2: Convert to fraction form
    1,483,228.20/2,224,712.70 = 485,956.20/x
  3. Step 3: Cross multiply
    1,483,228.20x = 2,224,712.70 × 485,956.20
  4. Step 4: Simplify right side
    1,483,228.20x = 1,081,112,929,783.74
  5. Step 5: Solve for x
    x = 1,081,112,929,783.74/1,483,228.20
  6. Step 6: Final answer
    x = 728,891.84

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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.