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Finding the Fourth Proportional to 293,346.94, 440,016.70 and 93,664.80

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Solution

The fourth proportional to 293,346.94, 440,016.70 and 93,664.80 is: 140,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,346.94 : 440,016.70 = 93,664.80 : x
  2. Step 2: Convert to fraction form
    293,346.94/440,016.70 = 93,664.80/x
  3. Step 3: Cross multiply
    293,346.94x = 440,016.70 × 93,664.80
  4. Step 4: Simplify right side
    293,346.94x = 41,214,076,202.16
  5. Step 5: Solve for x
    x = 41,214,076,202.16/293,346.94
  6. Step 6: Final answer
    x = 140,496.02

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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.