Home / 383,047.20-574,571.04-183,320.64

Finding the Fourth Proportional to 383,047.20, 574,571.04 and 183,320.64

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Solution

The fourth proportional to 383,047.20, 574,571.04 and 183,320.64 is: 274,981.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,047.20 : 574,571.04 = 183,320.64 : x
  2. Step 2: Convert to fraction form
    383,047.20/574,571.04 = 183,320.64/x
  3. Step 3: Cross multiply
    383,047.20x = 574,571.04 × 183,320.64
  4. Step 4: Simplify right side
    383,047.20x = 105,330,730,778.27
  5. Step 5: Solve for x
    x = 105,330,730,778.27/383,047.20
  6. Step 6: Final answer
    x = 274,981.07

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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.