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Finding the Fourth Proportional to 606,725.22, 909,699.03 and 251,984.10

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Solution

The fourth proportional to 606,725.22, 909,699.03 and 251,984.10 is: 377,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,725.22 : 909,699.03 = 251,984.10 : x
  2. Step 2: Convert to fraction form
    606,725.22/909,699.03 = 251,984.10/x
  3. Step 3: Cross multiply
    606,725.22x = 909,699.03 × 251,984.10
  4. Step 4: Simplify right side
    606,725.22x = 229,229,691,345.42
  5. Step 5: Solve for x
    x = 229,229,691,345.42/606,725.22
  6. Step 6: Final answer
    x = 377,814.67

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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.