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Finding the Fourth Proportional to 460,481.49, 635,464.82 and 256,532.89

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Solution

The fourth proportional to 460,481.49, 635,464.82 and 256,532.89 is: 354,015.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,481.49 : 635,464.82 = 256,532.89 : x
  2. Step 2: Convert to fraction form
    460,481.49/635,464.82 = 256,532.89/x
  3. Step 3: Cross multiply
    460,481.49x = 635,464.82 × 256,532.89
  4. Step 4: Simplify right side
    460,481.49x = 163,017,627,356.34
  5. Step 5: Solve for x
    x = 163,017,627,356.34/460,481.49
  6. Step 6: Final answer
    x = 354,015.59

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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.