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Finding the Fourth Proportional to 452,338.35, 676,811.64 and 269,299.65

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Solution

The fourth proportional to 452,338.35, 676,811.64 and 269,299.65 is: 402,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,338.35 : 676,811.64 = 269,299.65 : x
  2. Step 2: Convert to fraction form
    452,338.35/676,811.64 = 269,299.65/x
  3. Step 3: Cross multiply
    452,338.35x = 676,811.64 × 269,299.65
  4. Step 4: Simplify right side
    452,338.35x = 182,265,137,767.93
  5. Step 5: Solve for x
    x = 182,265,137,767.93/452,338.35
  6. Step 6: Final answer
    x = 402,939.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.