Home / 726,312.75-1,089,644.10-227,676.75

Finding the Fourth Proportional to 726,312.75, 1,089,644.10 and 227,676.75

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Solution

The fourth proportional to 726,312.75, 1,089,644.10 and 227,676.75 is: 341,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,312.75 : 1,089,644.10 = 227,676.75 : x
  2. Step 2: Convert to fraction form
    726,312.75/1,089,644.10 = 227,676.75/x
  3. Step 3: Cross multiply
    726,312.75x = 1,089,644.10 × 227,676.75
  4. Step 4: Simplify right side
    726,312.75x = 248,086,627,344.68
  5. Step 5: Solve for x
    x = 248,086,627,344.68/726,312.75
  6. Step 6: Final answer
    x = 341,569.97

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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.