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Finding the Fourth Proportional to 650,904.36, 976,512.43 and 271,614.11

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Solution

The fourth proportional to 650,904.36, 976,512.43 and 271,614.11 is: 407,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,904.36 : 976,512.43 = 271,614.11 : x
  2. Step 2: Convert to fraction form
    650,904.36/976,512.43 = 271,614.11/x
  3. Step 3: Cross multiply
    650,904.36x = 976,512.43 × 271,614.11
  4. Step 4: Simplify right side
    650,904.36x = 265,234,549,695.83
  5. Step 5: Solve for x
    x = 265,234,549,695.83/650,904.36
  6. Step 6: Final answer
    x = 407,486.21

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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.