Home / 1,267,923.25-1,901,995.58-321,294

Finding the Fourth Proportional to 1,267,923.25, 1,901,995.58 and 321,294

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Solution

The fourth proportional to 1,267,923.25, 1,901,995.58 and 321,294 is: 481,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,923.25 : 1,901,995.58 = 321,294 : x
  2. Step 2: Convert to fraction form
    1,267,923.25/1,901,995.58 = 321,294/x
  3. Step 3: Cross multiply
    1,267,923.25x = 1,901,995.58 × 321,294
  4. Step 4: Simplify right side
    1,267,923.25x = 611,099,767,880.52
  5. Step 5: Solve for x
    x = 611,099,767,880.52/1,267,923.25
  6. Step 6: Final answer
    x = 481,969.05

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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.