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Finding the Fourth Proportional to 444,731.40, 613,729.74 and 240,782.46

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Solution

The fourth proportional to 444,731.40, 613,729.74 and 240,782.46 is: 332,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,731.40 : 613,729.74 = 240,782.46 : x
  2. Step 2: Convert to fraction form
    444,731.40/613,729.74 = 240,782.46/x
  3. Step 3: Cross multiply
    444,731.40x = 613,729.74 × 240,782.46
  4. Step 4: Simplify right side
    444,731.40x = 147,775,356,572.36
  5. Step 5: Solve for x
    x = 147,775,356,572.36/444,731.40
  6. Step 6: Final answer
    x = 332,280.02

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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.