Home / 260,823.25-359,582.69-222,989.22

Finding the Fourth Proportional to 260,823.25, 359,582.69 and 222,989.22

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Solution

The fourth proportional to 260,823.25, 359,582.69 and 222,989.22 is: 307,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,823.25 : 359,582.69 = 222,989.22 : x
  2. Step 2: Convert to fraction form
    260,823.25/359,582.69 = 222,989.22/x
  3. Step 3: Cross multiply
    260,823.25x = 359,582.69 × 222,989.22
  4. Step 4: Simplify right side
    260,823.25x = 80,183,064,126.07
  5. Step 5: Solve for x
    x = 80,183,064,126.07/260,823.25
  6. Step 6: Final answer
    x = 307,422.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.