Home / 738,495.20-1,107,726.60-206,001.20

Finding the Fourth Proportional to 738,495.20, 1,107,726.60 and 206,001.20

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Solution

The fourth proportional to 738,495.20, 1,107,726.60 and 206,001.20 is: 308,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,495.20 : 1,107,726.60 = 206,001.20 : x
  2. Step 2: Convert to fraction form
    738,495.20/1,107,726.60 = 206,001.20/x
  3. Step 3: Cross multiply
    738,495.20x = 1,107,726.60 × 206,001.20
  4. Step 4: Simplify right side
    738,495.20x = 228,193,008,871.92
  5. Step 5: Solve for x
    x = 228,193,008,871.92/738,495.20
  6. Step 6: Final answer
    x = 308,997.28

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1.5x scale

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.