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Finding the Fourth Proportional to 293,812.94, 405,462.03 and 159,676.94

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Solution

The fourth proportional to 293,812.94, 405,462.03 and 159,676.94 is: 220,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,812.94 : 405,462.03 = 159,676.94 : x
  2. Step 2: Convert to fraction form
    293,812.94/405,462.03 = 159,676.94/x
  3. Step 3: Cross multiply
    293,812.94x = 405,462.03 × 159,676.94
  4. Step 4: Simplify right side
    293,812.94x = 64,742,936,236.59
  5. Step 5: Solve for x
    x = 64,742,936,236.59/293,812.94
  6. Step 6: Final answer
    x = 220,354.27

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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.