Home / 726,651.50-1,089,659.48-366,600.82

Finding the Fourth Proportional to 726,651.50, 1,089,659.48 and 366,600.82

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Solution

The fourth proportional to 726,651.50, 1,089,659.48 and 366,600.82 is: 549,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,651.50 : 1,089,659.48 = 366,600.82 : x
  2. Step 2: Convert to fraction form
    726,651.50/1,089,659.48 = 366,600.82/x
  3. Step 3: Cross multiply
    726,651.50x = 1,089,659.48 × 366,600.82
  4. Step 4: Simplify right side
    726,651.50x = 399,470,058,888.77
  5. Step 5: Solve for x
    x = 399,470,058,888.77/726,651.50
  6. Step 6: Final answer
    x = 549,740.91

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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.