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Finding the Fourth Proportional to 460,475.09, 635,446.05 and 256,525.73

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Solution

The fourth proportional to 460,475.09, 635,446.05 and 256,525.73 is: 354,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,475.09 : 635,446.05 = 256,525.73 : x
  2. Step 2: Convert to fraction form
    460,475.09/635,446.05 = 256,525.73/x
  3. Step 3: Cross multiply
    460,475.09x = 635,446.05 × 256,525.73
  4. Step 4: Simplify right side
    460,475.09x = 163,008,261,851.87
  5. Step 5: Solve for x
    x = 163,008,261,851.87/460,475.09
  6. Step 6: Final answer
    x = 354,000.17

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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.