Home / 303,206.20-454,809.30-214,632.70

Finding the Fourth Proportional to 303,206.20, 454,809.30 and 214,632.70

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Solution

The fourth proportional to 303,206.20, 454,809.30 and 214,632.70 is: 321,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,206.20 : 454,809.30 = 214,632.70 : x
  2. Step 2: Convert to fraction form
    303,206.20/454,809.30 = 214,632.70/x
  3. Step 3: Cross multiply
    303,206.20x = 454,809.30 × 214,632.70
  4. Step 4: Simplify right side
    303,206.20x = 97,616,948,044.11
  5. Step 5: Solve for x
    x = 97,616,948,044.11/303,206.20
  6. Step 6: Final answer
    x = 321,949.05

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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.