Home / 505,986.80-758,868.41-146,079.48

Finding the Fourth Proportional to 505,986.80, 758,868.41 and 146,079.48

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Solution

The fourth proportional to 505,986.80, 758,868.41 and 146,079.48 is: 219,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,986.80 : 758,868.41 = 146,079.48 : x
  2. Step 2: Convert to fraction form
    505,986.80/758,868.41 = 146,079.48/x
  3. Step 3: Cross multiply
    505,986.80x = 758,868.41 × 146,079.48
  4. Step 4: Simplify right side
    505,986.80x = 110,855,099,529.23
  5. Step 5: Solve for x
    x = 110,855,099,529.23/505,986.80
  6. Step 6: Final answer
    x = 219,086.94

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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.