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Finding the Fourth Proportional to 441,333, 609,039.60 and 240,130.44

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Solution

The fourth proportional to 441,333, 609,039.60 and 240,130.44 is: 331,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,333 : 609,039.60 = 240,130.44 : x
  2. Step 2: Convert to fraction form
    441,333/609,039.60 = 240,130.44/x
  3. Step 3: Cross multiply
    441,333x = 609,039.60 × 240,130.44
  4. Step 4: Simplify right side
    441,333x = 146,248,947,125.42
  5. Step 5: Solve for x
    x = 146,248,947,125.42/441,333
  6. Step 6: Final answer
    x = 331,380.04

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1.5x scale

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.