Home / 397,292.02-595,956.38-131,075.80

Finding the Fourth Proportional to 397,292.02, 595,956.38 and 131,075.80

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Solution

The fourth proportional to 397,292.02, 595,956.38 and 131,075.80 is: 196,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,292.02 : 595,956.38 = 131,075.80 : x
  2. Step 2: Convert to fraction form
    397,292.02/595,956.38 = 131,075.80/x
  3. Step 3: Cross multiply
    397,292.02x = 595,956.38 × 131,075.80
  4. Step 4: Simplify right side
    397,292.02x = 78,115,459,273.60
  5. Step 5: Solve for x
    x = 78,115,459,273.60/397,292.02
  6. Step 6: Final answer
    x = 196,619.75

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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.