Home / 882,674.40-1,322,974.80-408,357.84

Finding the Fourth Proportional to 882,674.40, 1,322,974.80 and 408,357.84

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Solution

The fourth proportional to 882,674.40, 1,322,974.80 and 408,357.84 is: 612,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,674.40 : 1,322,974.80 = 408,357.84 : x
  2. Step 2: Convert to fraction form
    882,674.40/1,322,974.80 = 408,357.84/x
  3. Step 3: Cross multiply
    882,674.40x = 1,322,974.80 × 408,357.84
  4. Step 4: Simplify right side
    882,674.40x = 540,247,131,702.43
  5. Step 5: Solve for x
    x = 540,247,131,702.43/882,674.40
  6. Step 6: Final answer
    x = 612,057.10

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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.