Home / 217,110.90-325,666.35-200,522.10

Finding the Fourth Proportional to 217,110.90, 325,666.35 and 200,522.10

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Solution

The fourth proportional to 217,110.90, 325,666.35 and 200,522.10 is: 300,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,110.90 : 325,666.35 = 200,522.10 : x
  2. Step 2: Convert to fraction form
    217,110.90/325,666.35 = 200,522.10/x
  3. Step 3: Cross multiply
    217,110.90x = 325,666.35 × 200,522.10
  4. Step 4: Simplify right side
    217,110.90x = 65,303,300,401.34
  5. Step 5: Solve for x
    x = 65,303,300,401.34/217,110.90
  6. Step 6: Final answer
    x = 300,783.15

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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.