Home / 980,297.41-1,352,734.70-550,494.50

Finding the Fourth Proportional to 980,297.41, 1,352,734.70 and 550,494.50

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Solution

The fourth proportional to 980,297.41, 1,352,734.70 and 550,494.50 is: 759,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,297.41 : 1,352,734.70 = 550,494.50 : x
  2. Step 2: Convert to fraction form
    980,297.41/1,352,734.70 = 550,494.50/x
  3. Step 3: Cross multiply
    980,297.41x = 1,352,734.70 × 550,494.50
  4. Step 4: Simplify right side
    980,297.41x = 744,673,012,309.15
  5. Step 5: Solve for x
    x = 744,673,012,309.15/980,297.41
  6. Step 6: Final answer
    x = 759,639.89

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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.