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Finding the Fourth Proportional to 479,975.96, 662,310.06 and 265,103.22

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Solution

The fourth proportional to 479,975.96, 662,310.06 and 265,103.22 is: 365,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,975.96 : 662,310.06 = 265,103.22 : x
  2. Step 2: Convert to fraction form
    479,975.96/662,310.06 = 265,103.22/x
  3. Step 3: Cross multiply
    479,975.96x = 662,310.06 × 265,103.22
  4. Step 4: Simplify right side
    479,975.96x = 175,580,529,544.39
  5. Step 5: Solve for x
    x = 175,580,529,544.39/479,975.96
  6. Step 6: Final answer
    x = 365,811.09

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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.