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Finding the Fourth Proportional to 367,041.80, 550,886.70 and 217,094.60

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Solution

The fourth proportional to 367,041.80, 550,886.70 and 217,094.60 is: 325,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,041.80 : 550,886.70 = 217,094.60 : x
  2. Step 2: Convert to fraction form
    367,041.80/550,886.70 = 217,094.60/x
  3. Step 3: Cross multiply
    367,041.80x = 550,886.70 × 217,094.60
  4. Step 4: Simplify right side
    367,041.80x = 119,594,527,781.82
  5. Step 5: Solve for x
    x = 119,594,527,781.82/367,041.80
  6. Step 6: Final answer
    x = 325,833.54

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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.