Home / 437,839.37-656,554.93-227,420.81

Finding the Fourth Proportional to 437,839.37, 656,554.93 and 227,420.81

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Solution

The fourth proportional to 437,839.37, 656,554.93 and 227,420.81 is: 341,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,839.37 : 656,554.93 = 227,420.81 : x
  2. Step 2: Convert to fraction form
    437,839.37/656,554.93 = 227,420.81/x
  3. Step 3: Cross multiply
    437,839.37x = 656,554.93 × 227,420.81
  4. Step 4: Simplify right side
    437,839.37x = 149,314,250,138.77
  5. Step 5: Solve for x
    x = 149,314,250,138.77/437,839.37
  6. Step 6: Final answer
    x = 341,025.18

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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.