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Finding the Fourth Proportional to 255,230.70, 382,846.05 and 175,514.55

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Solution

The fourth proportional to 255,230.70, 382,846.05 and 175,514.55 is: 263,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,230.70 : 382,846.05 = 175,514.55 : x
  2. Step 2: Convert to fraction form
    255,230.70/382,846.05 = 175,514.55/x
  3. Step 3: Cross multiply
    255,230.70x = 382,846.05 × 175,514.55
  4. Step 4: Simplify right side
    255,230.70x = 67,195,052,185.03
  5. Step 5: Solve for x
    x = 67,195,052,185.03/255,230.70
  6. Step 6: Final answer
    x = 263,271.83

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1.5x scale

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.