Home / 647,531.48-971,063.94-273,583.64

Finding the Fourth Proportional to 647,531.48, 971,063.94 and 273,583.64

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Solution

The fourth proportional to 647,531.48, 971,063.94 and 273,583.64 is: 410,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,531.48 : 971,063.94 = 273,583.64 : x
  2. Step 2: Convert to fraction form
    647,531.48/971,063.94 = 273,583.64/x
  3. Step 3: Cross multiply
    647,531.48x = 971,063.94 × 273,583.64
  4. Step 4: Simplify right side
    647,531.48x = 265,667,207,377.94
  5. Step 5: Solve for x
    x = 265,667,207,377.94/647,531.48
  6. Step 6: Final answer
    x = 410,276.90

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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.