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Finding the Fourth Proportional to 650,907.53, 976,517.18 and 271,617.27

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Solution

The fourth proportional to 650,907.53, 976,517.18 and 271,617.27 is: 407,490.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,907.53 : 976,517.18 = 271,617.27 : x
  2. Step 2: Convert to fraction form
    650,907.53/976,517.18 = 271,617.27/x
  3. Step 3: Cross multiply
    650,907.53x = 976,517.18 × 271,617.27
  4. Step 4: Simplify right side
    650,907.53x = 265,238,935,159.56
  5. Step 5: Solve for x
    x = 265,238,935,159.56/650,907.53
  6. Step 6: Final answer
    x = 407,490.96

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1.5x scale

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.