Home / 896,269.20-1,340,515.80-802,179.60

Finding the Fourth Proportional to 896,269.20, 1,340,515.80 and 802,179.60

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Solution

The fourth proportional to 896,269.20, 1,340,515.80 and 802,179.60 is: 1,199,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,269.20 : 1,340,515.80 = 802,179.60 : x
  2. Step 2: Convert to fraction form
    896,269.20/1,340,515.80 = 802,179.60/x
  3. Step 3: Cross multiply
    896,269.20x = 1,340,515.80 × 802,179.60
  4. Step 4: Simplify right side
    896,269.20x = 1,075,334,428,237.68
  5. Step 5: Solve for x
    x = 1,075,334,428,237.68/896,269.20
  6. Step 6: Final answer
    x = 1,199,789.56

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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.