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Finding the Fourth Proportional to 544,322.49, 751,190.67 and 302,609.10

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Solution

The fourth proportional to 544,322.49, 751,190.67 and 302,609.10 is: 417,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,322.49 : 751,190.67 = 302,609.10 : x
  2. Step 2: Convert to fraction form
    544,322.49/751,190.67 = 302,609.10/x
  3. Step 3: Cross multiply
    544,322.49x = 751,190.67 × 302,609.10
  4. Step 4: Simplify right side
    544,322.49x = 227,317,132,577.10
  5. Step 5: Solve for x
    x = 227,317,132,577.10/544,322.49
  6. Step 6: Final answer
    x = 417,614.81

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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.