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Finding the Fourth Proportional to 333,840.43, 460,859.46 and 190,572.80

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Solution

The fourth proportional to 333,840.43, 460,859.46 and 190,572.80 is: 263,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,840.43 : 460,859.46 = 190,572.80 : x
  2. Step 2: Convert to fraction form
    333,840.43/460,859.46 = 190,572.80/x
  3. Step 3: Cross multiply
    333,840.43x = 460,859.46 × 190,572.80
  4. Step 4: Simplify right side
    333,840.43x = 87,827,274,441.53
  5. Step 5: Solve for x
    x = 87,827,274,441.53/333,840.43
  6. Step 6: Final answer
    x = 263,081.60

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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.