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Finding the Fourth Proportional to 460,251.04, 635,106 and 256,286.56

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Solution

The fourth proportional to 460,251.04, 635,106 and 256,286.56 is: 353,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,251.04 : 635,106 = 256,286.56 : x
  2. Step 2: Convert to fraction form
    460,251.04/635,106 = 256,286.56/x
  3. Step 3: Cross multiply
    460,251.04x = 635,106 × 256,286.56
  4. Step 4: Simplify right side
    460,251.04x = 162,769,131,975.36
  5. Step 5: Solve for x
    x = 162,769,131,975.36/460,251.04
  6. Step 6: Final answer
    x = 353,652.94

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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.