Home / 437,948.30-656,718.32-227,529.74

Finding the Fourth Proportional to 437,948.30, 656,718.32 and 227,529.74

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Solution

The fourth proportional to 437,948.30, 656,718.32 and 227,529.74 is: 341,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,948.30 : 656,718.32 = 227,529.74 : x
  2. Step 2: Convert to fraction form
    437,948.30/656,718.32 = 227,529.74/x
  3. Step 3: Cross multiply
    437,948.30x = 656,718.32 × 227,529.74
  4. Step 4: Simplify right side
    437,948.30x = 149,422,950,813.46
  5. Step 5: Solve for x
    x = 149,422,950,813.46/437,948.30
  6. Step 6: Final answer
    x = 341,188.56

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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.