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Finding the Fourth Proportional to 366,740.51, 550,169.10 and 156,380.27

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Solution

The fourth proportional to 366,740.51, 550,169.10 and 156,380.27 is: 234,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,740.51 : 550,169.10 = 156,380.27 : x
  2. Step 2: Convert to fraction form
    366,740.51/550,169.10 = 156,380.27/x
  3. Step 3: Cross multiply
    366,740.51x = 550,169.10 × 156,380.27
  4. Step 4: Simplify right side
    366,740.51x = 86,035,589,652.81
  5. Step 5: Solve for x
    x = 86,035,589,652.81/366,740.51
  6. Step 6: Final answer
    x = 234,595.28

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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.