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Finding the Fourth Proportional to 333,393.54, 460,078.38 and 190,156.02

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Solution

The fourth proportional to 333,393.54, 460,078.38 and 190,156.02 is: 262,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,393.54 : 460,078.38 = 190,156.02 : x
  2. Step 2: Convert to fraction form
    333,393.54/460,078.38 = 190,156.02/x
  3. Step 3: Cross multiply
    333,393.54x = 460,078.38 × 190,156.02
  4. Step 4: Simplify right side
    333,393.54x = 87,486,673,628.85
  5. Step 5: Solve for x
    x = 87,486,673,628.85/333,393.54
  6. Step 6: Final answer
    x = 262,412.62

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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.