Home / 800,068.06-1,200,009.70-200,983.66

Finding the Fourth Proportional to 800,068.06, 1,200,009.70 and 200,983.66

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Solution

The fourth proportional to 800,068.06, 1,200,009.70 and 200,983.66 is: 301,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,068.06 : 1,200,009.70 = 200,983.66 : x
  2. Step 2: Convert to fraction form
    800,068.06/1,200,009.70 = 200,983.66/x
  3. Step 3: Cross multiply
    800,068.06x = 1,200,009.70 × 200,983.66
  4. Step 4: Simplify right side
    800,068.06x = 241,182,341,541.50
  5. Step 5: Solve for x
    x = 241,182,341,541.50/800,068.06
  6. Step 6: Final answer
    x = 301,452.28

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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.