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Finding the Fourth Proportional to 460,682.80, 635,761.88 and 256,733.96

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Solution

The fourth proportional to 460,682.80, 635,761.88 and 256,733.96 is: 354,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,682.80 : 635,761.88 = 256,733.96 : x
  2. Step 2: Convert to fraction form
    460,682.80/635,761.88 = 256,733.96/x
  3. Step 3: Cross multiply
    460,682.80x = 635,761.88 × 256,733.96
  4. Step 4: Simplify right side
    460,682.80x = 163,221,665,069.45
  5. Step 5: Solve for x
    x = 163,221,665,069.45/460,682.80
  6. Step 6: Final answer
    x = 354,303.80

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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.