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Finding the Fourth Proportional to 344,928.66, 475,968.56 and 254,333.54

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Solution

The fourth proportional to 344,928.66, 475,968.56 and 254,333.54 is: 350,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,928.66 : 475,968.56 = 254,333.54 : x
  2. Step 2: Convert to fraction form
    344,928.66/475,968.56 = 254,333.54/x
  3. Step 3: Cross multiply
    344,928.66x = 475,968.56 × 254,333.54
  4. Step 4: Simplify right side
    344,928.66x = 121,054,765,141.99
  5. Step 5: Solve for x
    x = 121,054,765,141.99/344,928.66
  6. Step 6: Final answer
    x = 350,955.95

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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.