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Finding the Fourth Proportional to 401,500.22, 602,285.72 and 113,314.41

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Solution

The fourth proportional to 401,500.22, 602,285.72 and 113,314.41 is: 169,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,500.22 : 602,285.72 = 113,314.41 : x
  2. Step 2: Convert to fraction form
    401,500.22/602,285.72 = 113,314.41/x
  3. Step 3: Cross multiply
    401,500.22x = 602,285.72 × 113,314.41
  4. Step 4: Simplify right side
    401,500.22x = 68,247,650,446.65
  5. Step 5: Solve for x
    x = 68,247,650,446.65/401,500.22
  6. Step 6: Final answer
    x = 169,981.60

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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.