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Finding the Fourth Proportional to 650,777.51, 976,006.96 and 271,701.38

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Solution

The fourth proportional to 650,777.51, 976,006.96 and 271,701.38 is: 407,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,777.51 : 976,006.96 = 271,701.38 : x
  2. Step 2: Convert to fraction form
    650,777.51/976,006.96 = 271,701.38/x
  3. Step 3: Cross multiply
    650,777.51x = 976,006.96 × 271,701.38
  4. Step 4: Simplify right side
    650,777.51x = 265,182,439,682.37
  5. Step 5: Solve for x
    x = 265,182,439,682.37/650,777.51
  6. Step 6: Final answer
    x = 407,485.56

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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.