Home / 307,830.20-460,967.70-202,076.60

Finding the Fourth Proportional to 307,830.20, 460,967.70 and 202,076.60

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Solution

The fourth proportional to 307,830.20, 460,967.70 and 202,076.60 is: 302,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,830.20 : 460,967.70 = 202,076.60 : x
  2. Step 2: Convert to fraction form
    307,830.20/460,967.70 = 202,076.60/x
  3. Step 3: Cross multiply
    307,830.20x = 460,967.70 × 202,076.60
  4. Step 4: Simplify right side
    307,830.20x = 93,150,785,525.82
  5. Step 5: Solve for x
    x = 93,150,785,525.82/307,830.20
  6. Step 6: Final answer
    x = 302,604.44

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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.