Home / 668,534.79-1,002,872.48-195,221.48

Finding the Fourth Proportional to 668,534.79, 1,002,872.48 and 195,221.48

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Solution

The fourth proportional to 668,534.79, 1,002,872.48 and 195,221.48 is: 292,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,534.79 : 1,002,872.48 = 195,221.48 : x
  2. Step 2: Convert to fraction form
    668,534.79/1,002,872.48 = 195,221.48/x
  3. Step 3: Cross multiply
    668,534.79x = 1,002,872.48 × 195,221.48
  4. Step 4: Simplify right side
    668,534.79x = 195,782,249,796.87
  5. Step 5: Solve for x
    x = 195,782,249,796.87/668,534.79
  6. Step 6: Final answer
    x = 292,852.75

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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.