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Finding the Fourth Proportional to 499,518.60, 749,277.90 and 246,847.20

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Solution

The fourth proportional to 499,518.60, 749,277.90 and 246,847.20 is: 370,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,518.60 : 749,277.90 = 246,847.20 : x
  2. Step 2: Convert to fraction form
    499,518.60/749,277.90 = 246,847.20/x
  3. Step 3: Cross multiply
    499,518.60x = 749,277.90 × 246,847.20
  4. Step 4: Simplify right side
    499,518.60x = 184,957,151,636.88
  5. Step 5: Solve for x
    x = 184,957,151,636.88/499,518.60
  6. Step 6: Final answer
    x = 370,270.80

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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.