Home / 307,536.20-461,304.30-245,328.20

Finding the Fourth Proportional to 307,536.20, 461,304.30 and 245,328.20

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Solution

The fourth proportional to 307,536.20, 461,304.30 and 245,328.20 is: 367,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,536.20 : 461,304.30 = 245,328.20 : x
  2. Step 2: Convert to fraction form
    307,536.20/461,304.30 = 245,328.20/x
  3. Step 3: Cross multiply
    307,536.20x = 461,304.30 × 245,328.20
  4. Step 4: Simplify right side
    307,536.20x = 113,170,953,571.26
  5. Step 5: Solve for x
    x = 113,170,953,571.26/307,536.20
  6. Step 6: Final answer
    x = 367,992.30

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1.5x scale

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.