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Finding the Fourth Proportional to 407,267.76, 610,656.12 and 182,587.56

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Solution

The fourth proportional to 407,267.76, 610,656.12 and 182,587.56 is: 273,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,267.76 : 610,656.12 = 182,587.56 : x
  2. Step 2: Convert to fraction form
    407,267.76/610,656.12 = 182,587.56/x
  3. Step 3: Cross multiply
    407,267.76x = 610,656.12 × 182,587.56
  4. Step 4: Simplify right side
    407,267.76x = 111,498,210,949.87
  5. Step 5: Solve for x
    x = 111,498,210,949.87/407,267.76
  6. Step 6: Final answer
    x = 273,771.27

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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.