Home / 908,351.01-1,362,481.21-339,690.29

Finding the Fourth Proportional to 908,351.01, 1,362,481.21 and 339,690.29

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Solution

The fourth proportional to 908,351.01, 1,362,481.21 and 339,690.29 is: 509,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,351.01 : 1,362,481.21 = 339,690.29 : x
  2. Step 2: Convert to fraction form
    908,351.01/1,362,481.21 = 339,690.29/x
  3. Step 3: Cross multiply
    908,351.01x = 1,362,481.21 × 339,690.29
  4. Step 4: Simplify right side
    908,351.01x = 462,821,639,901.43
  5. Step 5: Solve for x
    x = 462,821,639,901.43/908,351.01
  6. Step 6: Final answer
    x = 509,518.50

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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.