Home / 366,942.30-550,283.85-130,292.70

Finding the Fourth Proportional to 366,942.30, 550,283.85 and 130,292.70

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Solution

The fourth proportional to 366,942.30, 550,283.85 and 130,292.70 is: 195,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,942.30 : 550,283.85 = 130,292.70 : x
  2. Step 2: Convert to fraction form
    366,942.30/550,283.85 = 130,292.70/x
  3. Step 3: Cross multiply
    366,942.30x = 550,283.85 × 130,292.70
  4. Step 4: Simplify right side
    366,942.30x = 71,697,968,582.90
  5. Step 5: Solve for x
    x = 71,697,968,582.90/366,942.30
  6. Step 6: Final answer
    x = 195,393.03

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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.