Home / 968,942.20-1,453,931.70-408,033.40

Finding the Fourth Proportional to 968,942.20, 1,453,931.70 and 408,033.40

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Solution

The fourth proportional to 968,942.20, 1,453,931.70 and 408,033.40 is: 612,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,942.20 : 1,453,931.70 = 408,033.40 : x
  2. Step 2: Convert to fraction form
    968,942.20/1,453,931.70 = 408,033.40/x
  3. Step 3: Cross multiply
    968,942.20x = 1,453,931.70 × 408,033.40
  4. Step 4: Simplify right side
    968,942.20x = 593,252,694,918.78
  5. Step 5: Solve for x
    x = 593,252,694,918.78/968,942.20
  6. Step 6: Final answer
    x = 612,268.40

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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.