Home / 798,775.38-1,102,288.86-436,180.50

Finding the Fourth Proportional to 798,775.38, 1,102,288.86 and 436,180.50

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Solution

The fourth proportional to 798,775.38, 1,102,288.86 and 436,180.50 is: 601,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,775.38 : 1,102,288.86 = 436,180.50 : x
  2. Step 2: Convert to fraction form
    798,775.38/1,102,288.86 = 436,180.50/x
  3. Step 3: Cross multiply
    798,775.38x = 1,102,288.86 × 436,180.50
  4. Step 4: Simplify right side
    798,775.38x = 480,796,906,099.23
  5. Step 5: Solve for x
    x = 480,796,906,099.23/798,775.38
  6. Step 6: Final answer
    x = 601,917.53

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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.