Home / 446,303.85-669,569.05-206,590.54

Finding the Fourth Proportional to 446,303.85, 669,569.05 and 206,590.54

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Solution

The fourth proportional to 446,303.85, 669,569.05 and 206,590.54 is: 309,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,303.85 : 669,569.05 = 206,590.54 : x
  2. Step 2: Convert to fraction form
    446,303.85/669,569.05 = 206,590.54/x
  3. Step 3: Cross multiply
    446,303.85x = 669,569.05 × 206,590.54
  4. Step 4: Simplify right side
    446,303.85x = 138,326,629,354.14
  5. Step 5: Solve for x
    x = 138,326,629,354.14/446,303.85
  6. Step 6: Final answer
    x = 309,938.24

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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.