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Finding the Fourth Proportional to 301,465.19, 451,606.60 and 174,839.42

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Solution

The fourth proportional to 301,465.19, 451,606.60 and 174,839.42 is: 261,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,465.19 : 451,606.60 = 174,839.42 : x
  2. Step 2: Convert to fraction form
    301,465.19/451,606.60 = 174,839.42/x
  3. Step 3: Cross multiply
    301,465.19x = 451,606.60 × 174,839.42
  4. Step 4: Simplify right side
    301,465.19x = 78,958,636,012.17
  5. Step 5: Solve for x
    x = 78,958,636,012.17/301,465.19
  6. Step 6: Final answer
    x = 261,916.26

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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.