Home / 668,274.14-1,002,410.94-194,959.28

Finding the Fourth Proportional to 668,274.14, 1,002,410.94 and 194,959.28

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Solution

The fourth proportional to 668,274.14, 1,002,410.94 and 194,959.28 is: 292,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,274.14 : 1,002,410.94 = 194,959.28 : x
  2. Step 2: Convert to fraction form
    668,274.14/1,002,410.94 = 194,959.28/x
  3. Step 3: Cross multiply
    668,274.14x = 1,002,410.94 × 194,959.28
  4. Step 4: Simplify right side
    668,274.14x = 195,429,315,126.52
  5. Step 5: Solve for x
    x = 195,429,315,126.52/668,274.14
  6. Step 6: Final answer
    x = 292,438.84

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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.