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Finding the Fourth Proportional to 507,994.52, 762,448.61 and 271,539.32

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Solution

The fourth proportional to 507,994.52, 762,448.61 and 271,539.32 is: 407,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,994.52 : 762,448.61 = 271,539.32 : x
  2. Step 2: Convert to fraction form
    507,994.52/762,448.61 = 271,539.32/x
  3. Step 3: Cross multiply
    507,994.52x = 762,448.61 × 271,539.32
  4. Step 4: Simplify right side
    507,994.52x = 207,034,773,960.95
  5. Step 5: Solve for x
    x = 207,034,773,960.95/507,994.52
  6. Step 6: Final answer
    x = 407,553.17

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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.