Home / 733,639.46-1,012,409.62-411,348.56

Finding the Fourth Proportional to 733,639.46, 1,012,409.62 and 411,348.56

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Solution

The fourth proportional to 733,639.46, 1,012,409.62 and 411,348.56 is: 567,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,639.46 : 1,012,409.62 = 411,348.56 : x
  2. Step 2: Convert to fraction form
    733,639.46/1,012,409.62 = 411,348.56/x
  3. Step 3: Cross multiply
    733,639.46x = 1,012,409.62 × 411,348.56
  4. Step 4: Simplify right side
    733,639.46x = 416,453,233,226.73
  5. Step 5: Solve for x
    x = 416,453,233,226.73/733,639.46
  6. Step 6: Final answer
    x = 567,653.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.