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Finding the Fourth Proportional to 460,474.09, 635,444.67 and 256,524.73

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Solution

The fourth proportional to 460,474.09, 635,444.67 and 256,524.73 is: 353,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,474.09 : 635,444.67 = 256,524.73 : x
  2. Step 2: Convert to fraction form
    460,474.09/635,444.67 = 256,524.73/x
  3. Step 3: Cross multiply
    460,474.09x = 635,444.67 × 256,524.73
  4. Step 4: Simplify right side
    460,474.09x = 163,007,272,401.69
  5. Step 5: Solve for x
    x = 163,007,272,401.69/460,474.09
  6. Step 6: Final answer
    x = 353,998.79

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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.