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Finding the Fourth Proportional to 293,903.15, 440,979.54 and 160,627.70

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Solution

The fourth proportional to 293,903.15, 440,979.54 and 160,627.70 is: 241,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,903.15 : 440,979.54 = 160,627.70 : x
  2. Step 2: Convert to fraction form
    293,903.15/440,979.54 = 160,627.70/x
  3. Step 3: Cross multiply
    293,903.15x = 440,979.54 × 160,627.70
  4. Step 4: Simplify right side
    293,903.15x = 70,833,527,052.36
  5. Step 5: Solve for x
    x = 70,833,527,052.36/293,903.15
  6. Step 6: Final answer
    x = 241,009.76

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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.