Home / 896,449.20-1,340,785.80-802,359.60

Finding the Fourth Proportional to 896,449.20, 1,340,785.80 and 802,359.60

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Solution

The fourth proportional to 896,449.20, 1,340,785.80 and 802,359.60 is: 1,200,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,449.20 : 1,340,785.80 = 802,359.60 : x
  2. Step 2: Convert to fraction form
    896,449.20/1,340,785.80 = 802,359.60/x
  3. Step 3: Cross multiply
    896,449.20x = 1,340,785.80 × 802,359.60
  4. Step 4: Simplify right side
    896,449.20x = 1,075,792,358,173.68
  5. Step 5: Solve for x
    x = 1,075,792,358,173.68/896,449.20
  6. Step 6: Final answer
    x = 1,200,059.48

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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.