Home / 483,054.53-666,636.07-268,194.61

Finding the Fourth Proportional to 483,054.53, 666,636.07 and 268,194.61

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Solution

The fourth proportional to 483,054.53, 666,636.07 and 268,194.61 is: 370,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,054.53 : 666,636.07 = 268,194.61 : x
  2. Step 2: Convert to fraction form
    483,054.53/666,636.07 = 268,194.61/x
  3. Step 3: Cross multiply
    483,054.53x = 666,636.07 × 268,194.61
  4. Step 4: Simplify right side
    483,054.53x = 178,788,197,472.40
  5. Step 5: Solve for x
    x = 178,788,197,472.40/483,054.53
  6. Step 6: Final answer
    x = 370,120.11

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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.