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Finding the Fourth Proportional to 301,919.67, 452,477.68 and 159,734.63

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Solution

The fourth proportional to 301,919.67, 452,477.68 and 159,734.63 is: 239,389.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,919.67 : 452,477.68 = 159,734.63 : x
  2. Step 2: Convert to fraction form
    301,919.67/452,477.68 = 159,734.63/x
  3. Step 3: Cross multiply
    301,919.67x = 452,477.68 × 159,734.63
  4. Step 4: Simplify right side
    301,919.67x = 72,276,355,529.92
  5. Step 5: Solve for x
    x = 72,276,355,529.92/301,919.67
  6. Step 6: Final answer
    x = 239,389.36

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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.