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Finding the Fourth Proportional to 483,484.08, 724,878.74 and 227,172.12

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Solution

The fourth proportional to 483,484.08, 724,878.74 and 227,172.12 is: 340,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,484.08 : 724,878.74 = 227,172.12 : x
  2. Step 2: Convert to fraction form
    483,484.08/724,878.74 = 227,172.12/x
  3. Step 3: Cross multiply
    483,484.08x = 724,878.74 × 227,172.12
  4. Step 4: Simplify right side
    483,484.08x = 164,672,237,958.36
  5. Step 5: Solve for x
    x = 164,672,237,958.36/483,484.08
  6. Step 6: Final answer
    x = 340,594.96

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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.