Home / 483,263.11-666,891.48-268,401.30

Finding the Fourth Proportional to 483,263.11, 666,891.48 and 268,401.30

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Solution

The fourth proportional to 483,263.11, 666,891.48 and 268,401.30 is: 370,387.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,263.11 : 666,891.48 = 268,401.30 : x
  2. Step 2: Convert to fraction form
    483,263.11/666,891.48 = 268,401.30/x
  3. Step 3: Cross multiply
    483,263.11x = 666,891.48 × 268,401.30
  4. Step 4: Simplify right side
    483,263.11x = 178,994,537,186.83
  5. Step 5: Solve for x
    x = 178,994,537,186.83/483,263.11
  6. Step 6: Final answer
    x = 370,387.34

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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.