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Finding the Fourth Proportional to 494,448.80, 741,673.20 and 444,585.20

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Solution

The fourth proportional to 494,448.80, 741,673.20 and 444,585.20 is: 666,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,448.80 : 741,673.20 = 444,585.20 : x
  2. Step 2: Convert to fraction form
    494,448.80/741,673.20 = 444,585.20/x
  3. Step 3: Cross multiply
    494,448.80x = 741,673.20 × 444,585.20
  4. Step 4: Simplify right side
    494,448.80x = 329,736,927,956.64
  5. Step 5: Solve for x
    x = 329,736,927,956.64/494,448.80
  6. Step 6: Final answer
    x = 666,877.80

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1.5x scale

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.