Home / 631,073.60-946,047.72-231,621.70

Finding the Fourth Proportional to 631,073.60, 946,047.72 and 231,621.70

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Solution

The fourth proportional to 631,073.60, 946,047.72 and 231,621.70 is: 347,226.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,073.60 : 946,047.72 = 231,621.70 : x
  2. Step 2: Convert to fraction form
    631,073.60/946,047.72 = 231,621.70/x
  3. Step 3: Cross multiply
    631,073.60x = 946,047.72 × 231,621.70
  4. Step 4: Simplify right side
    631,073.60x = 219,125,181,187.52
  5. Step 5: Solve for x
    x = 219,125,181,187.52/631,073.60
  6. Step 6: Final answer
    x = 347,226.03

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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.