Home / 1,313,294.96-1,969,794.72-353,821.44

Finding the Fourth Proportional to 1,313,294.96, 1,969,794.72 and 353,821.44

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Solution

The fourth proportional to 1,313,294.96, 1,969,794.72 and 353,821.44 is: 530,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,294.96 : 1,969,794.72 = 353,821.44 : x
  2. Step 2: Convert to fraction form
    1,313,294.96/1,969,794.72 = 353,821.44/x
  3. Step 3: Cross multiply
    1,313,294.96x = 1,969,794.72 × 353,821.44
  4. Step 4: Simplify right side
    1,313,294.96x = 696,955,604,334.80
  5. Step 5: Solve for x
    x = 696,955,604,334.80/1,313,294.96
  6. Step 6: Final answer
    x = 530,692.36

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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.