Home / 772,211.26-1,158,751.86-603,257.61

Finding the Fourth Proportional to 772,211.26, 1,158,751.86 and 603,257.61

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Solution

The fourth proportional to 772,211.26, 1,158,751.86 and 603,257.61 is: 905,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,211.26 : 1,158,751.86 = 603,257.61 : x
  2. Step 2: Convert to fraction form
    772,211.26/1,158,751.86 = 603,257.61/x
  3. Step 3: Cross multiply
    772,211.26x = 1,158,751.86 × 603,257.61
  4. Step 4: Simplify right side
    772,211.26x = 699,025,877,646.66
  5. Step 5: Solve for x
    x = 699,025,877,646.66/772,211.26
  6. Step 6: Final answer
    x = 905,226.22

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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.