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Finding the Fourth Proportional to 460,444.60, 635,403.94 and 256,495.24

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Solution

The fourth proportional to 460,444.60, 635,403.94 and 256,495.24 is: 353,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,444.60 : 635,403.94 = 256,495.24 : x
  2. Step 2: Convert to fraction form
    460,444.60/635,403.94 = 256,495.24/x
  3. Step 3: Cross multiply
    460,444.60x = 635,403.94 × 256,495.24
  4. Step 4: Simplify right side
    460,444.60x = 162,978,086,087.25
  5. Step 5: Solve for x
    x = 162,978,086,087.25/460,444.60
  6. Step 6: Final answer
    x = 353,958.08

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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.