Home / 733,844.96-1,012,816.73-447,531.12

Finding the Fourth Proportional to 733,844.96, 1,012,816.73 and 447,531.12

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Solution

The fourth proportional to 733,844.96, 1,012,816.73 and 447,531.12 is: 617,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,844.96 : 1,012,816.73 = 447,531.12 : x
  2. Step 2: Convert to fraction form
    733,844.96/1,012,816.73 = 447,531.12/x
  3. Step 3: Cross multiply
    733,844.96x = 1,012,816.73 × 447,531.12
  4. Step 4: Simplify right side
    733,844.96x = 453,267,004,118.42
  5. Step 5: Solve for x
    x = 453,267,004,118.42/733,844.96
  6. Step 6: Final answer
    x = 617,660.45

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Double scale
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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.