Home / 668,114.55-1,002,171.83-194,815.35

Finding the Fourth Proportional to 668,114.55, 1,002,171.83 and 194,815.35

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Solution

The fourth proportional to 668,114.55, 1,002,171.83 and 194,815.35 is: 292,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,114.55 : 1,002,171.83 = 194,815.35 : x
  2. Step 2: Convert to fraction form
    668,114.55/1,002,171.83 = 194,815.35/x
  3. Step 3: Cross multiply
    668,114.55x = 1,002,171.83 × 194,815.35
  4. Step 4: Simplify right side
    668,114.55x = 195,238,454,847.51
  5. Step 5: Solve for x
    x = 195,238,454,847.51/668,114.55
  6. Step 6: Final answer
    x = 292,223.03

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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.