Home / 384,020.20-576,030.30-226,556.20

Finding the Fourth Proportional to 384,020.20, 576,030.30 and 226,556.20

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Solution

The fourth proportional to 384,020.20, 576,030.30 and 226,556.20 is: 339,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,020.20 : 576,030.30 = 226,556.20 : x
  2. Step 2: Convert to fraction form
    384,020.20/576,030.30 = 226,556.20/x
  3. Step 3: Cross multiply
    384,020.20x = 576,030.30 × 226,556.20
  4. Step 4: Simplify right side
    384,020.20x = 130,503,235,852.86
  5. Step 5: Solve for x
    x = 130,503,235,852.86/384,020.20
  6. Step 6: Final answer
    x = 339,834.30

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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.