Home / 366,923.35-550,439.70-130,246.21

Finding the Fourth Proportional to 366,923.35, 550,439.70 and 130,246.21

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Solution

The fourth proportional to 366,923.35, 550,439.70 and 130,246.21 is: 195,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,923.35 : 550,439.70 = 130,246.21 : x
  2. Step 2: Convert to fraction form
    366,923.35/550,439.70 = 130,246.21/x
  3. Step 3: Cross multiply
    366,923.35x = 550,439.70 × 130,246.21
  4. Step 4: Simplify right side
    366,923.35x = 71,692,684,758.54
  5. Step 5: Solve for x
    x = 71,692,684,758.54/366,923.35
  6. Step 6: Final answer
    x = 195,388.72

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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.