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Finding the Fourth Proportional to 459,454.35, 633,998.48 and 255,472.37

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Solution

The fourth proportional to 459,454.35, 633,998.48 and 255,472.37 is: 352,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,454.35 : 633,998.48 = 255,472.37 : x
  2. Step 2: Convert to fraction form
    459,454.35/633,998.48 = 255,472.37/x
  3. Step 3: Cross multiply
    459,454.35x = 633,998.48 × 255,472.37
  4. Step 4: Simplify right side
    459,454.35x = 161,969,089,814.64
  5. Step 5: Solve for x
    x = 161,969,089,814.64/459,454.35
  6. Step 6: Final answer
    x = 352,524.88

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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.