Home / 733,635.30-1,012,475.41-406,980.54

Finding the Fourth Proportional to 733,635.30, 1,012,475.41 and 406,980.54

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Solution

The fourth proportional to 733,635.30, 1,012,475.41 and 406,980.54 is: 561,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,635.30 : 1,012,475.41 = 406,980.54 : x
  2. Step 2: Convert to fraction form
    733,635.30/1,012,475.41 = 406,980.54/x
  3. Step 3: Cross multiply
    733,635.30x = 1,012,475.41 × 406,980.54
  4. Step 4: Simplify right side
    733,635.30x = 412,057,787,229.61
  5. Step 5: Solve for x
    x = 412,057,787,229.61/733,635.30
  6. Step 6: Final answer
    x = 561,665.70

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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.