Home / 850,232.23-1,274,905.47-317,315.00

Finding the Fourth Proportional to 850,232.23, 1,274,905.47 and 317,315.00

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Solution

The fourth proportional to 850,232.23, 1,274,905.47 and 317,315.00 is: 475,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,232.23 : 1,274,905.47 = 317,315.00 : x
  2. Step 2: Convert to fraction form
    850,232.23/1,274,905.47 = 317,315.00/x
  3. Step 3: Cross multiply
    850,232.23x = 1,274,905.47 × 317,315.00
  4. Step 4: Simplify right side
    850,232.23x = 404,546,630,912.90
  5. Step 5: Solve for x
    x = 404,546,630,912.90/850,232.23
  6. Step 6: Final answer
    x = 475,807.22

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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.