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Finding the Fourth Proportional to 606,902.10, 909,964.35 and 252,057.30

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Solution

The fourth proportional to 606,902.10, 909,964.35 and 252,057.30 is: 377,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,902.10 : 909,964.35 = 252,057.30 : x
  2. Step 2: Convert to fraction form
    606,902.10/909,964.35 = 252,057.30/x
  3. Step 3: Cross multiply
    606,902.10x = 909,964.35 × 252,057.30
  4. Step 4: Simplify right side
    606,902.10x = 229,363,157,157.26
  5. Step 5: Solve for x
    x = 229,363,157,157.26/606,902.10
  6. Step 6: Final answer
    x = 377,924.47

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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.