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Finding the Fourth Proportional to 499,234.60, 700,172.60 and 499,234.60

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Solution

The fourth proportional to 499,234.60, 700,172.60 and 499,234.60 is: 700,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,234.60 : 700,172.60 = 499,234.60 : x
  2. Step 2: Convert to fraction form
    499,234.60/700,172.60 = 499,234.60/x
  3. Step 3: Cross multiply
    499,234.60x = 700,172.60 × 499,234.60
  4. Step 4: Simplify right side
    499,234.60x = 349,550,387,891.96
  5. Step 5: Solve for x
    x = 349,550,387,891.96/499,234.60
  6. Step 6: Final answer
    x = 700,172.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.