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Finding the Fourth Proportional to 531,957.22, 734,097.22 and 302,514.37

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Solution

The fourth proportional to 531,957.22, 734,097.22 and 302,514.37 is: 417,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,957.22 : 734,097.22 = 302,514.37 : x
  2. Step 2: Convert to fraction form
    531,957.22/734,097.22 = 302,514.37/x
  3. Step 3: Cross multiply
    531,957.22x = 734,097.22 × 302,514.37
  4. Step 4: Simplify right side
    531,957.22x = 222,074,958,027.05
  5. Step 5: Solve for x
    x = 222,074,958,027.05/531,957.22
  6. Step 6: Final answer
    x = 417,467.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.