Home / 608,401.72-911,959.03-229,158.36

Finding the Fourth Proportional to 608,401.72, 911,959.03 and 229,158.36

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Solution

The fourth proportional to 608,401.72, 911,959.03 and 229,158.36 is: 343,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,401.72 : 911,959.03 = 229,158.36 : x
  2. Step 2: Convert to fraction form
    608,401.72/911,959.03 = 229,158.36/x
  3. Step 3: Cross multiply
    608,401.72x = 911,959.03 × 229,158.36
  4. Step 4: Simplify right side
    608,401.72x = 208,983,029,996.40
  5. Step 5: Solve for x
    x = 208,983,029,996.40/608,401.72
  6. Step 6: Final answer
    x = 343,495.14

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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.