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Finding the Fourth Proportional to 901,712.98, 1,352,659.79 and 333,243.51

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Solution

The fourth proportional to 901,712.98, 1,352,659.79 and 333,243.51 is: 499,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,712.98 : 1,352,659.79 = 333,243.51 : x
  2. Step 2: Convert to fraction form
    901,712.98/1,352,659.79 = 333,243.51/x
  3. Step 3: Cross multiply
    901,712.98x = 1,352,659.79 × 333,243.51
  4. Step 4: Simplify right side
    901,712.98x = 450,765,096,255.46
  5. Step 5: Solve for x
    x = 450,765,096,255.46/901,712.98
  6. Step 6: Final answer
    x = 499,898.64

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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.