Home / 908,351.96-1,362,482.61-339,691.25

Finding the Fourth Proportional to 908,351.96, 1,362,482.61 and 339,691.25

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Solution

The fourth proportional to 908,351.96, 1,362,482.61 and 339,691.25 is: 509,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,351.96 : 1,362,482.61 = 339,691.25 : x
  2. Step 2: Convert to fraction form
    908,351.96/1,362,482.61 = 339,691.25/x
  3. Step 3: Cross multiply
    908,351.96x = 1,362,482.61 × 339,691.25
  4. Step 4: Simplify right side
    908,351.96x = 462,823,414,081.75
  5. Step 5: Solve for x
    x = 462,823,414,081.75/908,351.96
  6. Step 6: Final answer
    x = 509,519.92

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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.