Home / 483,149.04-666,747.77-268,288.44

Finding the Fourth Proportional to 483,149.04, 666,747.77 and 268,288.44

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Solution

The fourth proportional to 483,149.04, 666,747.77 and 268,288.44 is: 370,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,149.04 : 666,747.77 = 268,288.44 : x
  2. Step 2: Convert to fraction form
    483,149.04/666,747.77 = 268,288.44/x
  3. Step 3: Cross multiply
    483,149.04x = 666,747.77 × 268,288.44
  4. Step 4: Simplify right side
    483,149.04x = 178,880,717,745.34
  5. Step 5: Solve for x
    x = 178,880,717,745.34/483,149.04
  6. Step 6: Final answer
    x = 370,239.21

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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.