Home / 798,563.60-1,197,845.40-740,826.80

Finding the Fourth Proportional to 798,563.60, 1,197,845.40 and 740,826.80

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Solution

The fourth proportional to 798,563.60, 1,197,845.40 and 740,826.80 is: 1,111,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,563.60 : 1,197,845.40 = 740,826.80 : x
  2. Step 2: Convert to fraction form
    798,563.60/1,197,845.40 = 740,826.80/x
  3. Step 3: Cross multiply
    798,563.60x = 1,197,845.40 × 740,826.80
  4. Step 4: Simplify right side
    798,563.60x = 887,395,974,576.72
  5. Step 5: Solve for x
    x = 887,395,974,576.72/798,563.60
  6. Step 6: Final answer
    x = 1,111,240.20

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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.