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Finding the Fourth Proportional to 460,471.59, 635,441.22 and 256,522.23

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Solution

The fourth proportional to 460,471.59, 635,441.22 and 256,522.23 is: 353,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,471.59 : 635,441.22 = 256,522.23 : x
  2. Step 2: Convert to fraction form
    460,471.59/635,441.22 = 256,522.23/x
  3. Step 3: Cross multiply
    460,471.59x = 635,441.22 × 256,522.23
  4. Step 4: Simplify right side
    460,471.59x = 163,004,798,788.32
  5. Step 5: Solve for x
    x = 163,004,798,788.32/460,471.59
  6. Step 6: Final answer
    x = 353,995.34

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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.