Home / 668,050.30-1,002,075.45-169,414.30

Finding the Fourth Proportional to 668,050.30, 1,002,075.45 and 169,414.30

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Solution

The fourth proportional to 668,050.30, 1,002,075.45 and 169,414.30 is: 254,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,050.30 : 1,002,075.45 = 169,414.30 : x
  2. Step 2: Convert to fraction form
    668,050.30/1,002,075.45 = 169,414.30/x
  3. Step 3: Cross multiply
    668,050.30x = 1,002,075.45 × 169,414.30
  4. Step 4: Simplify right side
    668,050.30x = 169,765,910,908.94
  5. Step 5: Solve for x
    x = 169,765,910,908.94/668,050.30
  6. Step 6: Final answer
    x = 254,121.45

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Similar ratio
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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.