Home / 383,014.80-574,522.20-346,273.20

Finding the Fourth Proportional to 383,014.80, 574,522.20 and 346,273.20

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Solution

The fourth proportional to 383,014.80, 574,522.20 and 346,273.20 is: 519,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,014.80 : 574,522.20 = 346,273.20 : x
  2. Step 2: Convert to fraction form
    383,014.80/574,522.20 = 346,273.20/x
  3. Step 3: Cross multiply
    383,014.80x = 574,522.20 × 346,273.20
  4. Step 4: Simplify right side
    383,014.80x = 198,941,640,665.04
  5. Step 5: Solve for x
    x = 198,941,640,665.04/383,014.80
  6. Step 6: Final answer
    x = 519,409.80

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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.