Home / 908,409.20-1,362,619.33-277,323.08

Finding the Fourth Proportional to 908,409.20, 1,362,619.33 and 277,323.08

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Solution

The fourth proportional to 908,409.20, 1,362,619.33 and 277,323.08 is: 415,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,409.20 : 1,362,619.33 = 277,323.08 : x
  2. Step 2: Convert to fraction form
    908,409.20/1,362,619.33 = 277,323.08/x
  3. Step 3: Cross multiply
    908,409.20x = 1,362,619.33 × 277,323.08
  4. Step 4: Simplify right side
    908,409.20x = 377,885,781,956.73
  5. Step 5: Solve for x
    x = 377,885,781,956.73/908,409.20
  6. Step 6: Final answer
    x = 415,986.30

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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.