Home / 724,883.60-1,085,251.80-444,947.60

Finding the Fourth Proportional to 724,883.60, 1,085,251.80 and 444,947.60

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Solution

The fourth proportional to 724,883.60, 1,085,251.80 and 444,947.60 is: 666,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,883.60 : 1,085,251.80 = 444,947.60 : x
  2. Step 2: Convert to fraction form
    724,883.60/1,085,251.80 = 444,947.60/x
  3. Step 3: Cross multiply
    724,883.60x = 1,085,251.80 × 444,947.60
  4. Step 4: Simplify right side
    724,883.60x = 482,880,183,805.68
  5. Step 5: Solve for x
    x = 482,880,183,805.68/724,883.60
  6. Step 6: Final answer
    x = 666,148.58

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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.