Home / 902,461.20-1,245,962.70-580,730.46

Finding the Fourth Proportional to 902,461.20, 1,245,962.70 and 580,730.46

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Solution

The fourth proportional to 902,461.20, 1,245,962.70 and 580,730.46 is: 801,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,461.20 : 1,245,962.70 = 580,730.46 : x
  2. Step 2: Convert to fraction form
    902,461.20/1,245,962.70 = 580,730.46/x
  3. Step 3: Cross multiply
    902,461.20x = 1,245,962.70 × 580,730.46
  4. Step 4: Simplify right side
    902,461.20x = 723,568,491,913.84
  5. Step 5: Solve for x
    x = 723,568,491,913.84/902,461.20
  6. Step 6: Final answer
    x = 801,772.41

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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.