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Finding the Fourth Proportional to 460,961.58, 635,900.84 and 308,037.32

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Solution

The fourth proportional to 460,961.58, 635,900.84 and 308,037.32 is: 424,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,961.58 : 635,900.84 = 308,037.32 : x
  2. Step 2: Convert to fraction form
    460,961.58/635,900.84 = 308,037.32/x
  3. Step 3: Cross multiply
    460,961.58x = 635,900.84 × 308,037.32
  4. Step 4: Simplify right side
    460,961.58x = 195,881,190,539.35
  5. Step 5: Solve for x
    x = 195,881,190,539.35/460,961.58
  6. Step 6: Final answer
    x = 424,940.38

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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.