Home / 383,974.62-575,923.02-103,520.22

Finding the Fourth Proportional to 383,974.62, 575,923.02 and 103,520.22

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Solution

The fourth proportional to 383,974.62, 575,923.02 and 103,520.22 is: 155,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,974.62 : 575,923.02 = 103,520.22 : x
  2. Step 2: Convert to fraction form
    383,974.62/575,923.02 = 103,520.22/x
  3. Step 3: Cross multiply
    383,974.62x = 575,923.02 × 103,520.22
  4. Step 4: Simplify right side
    383,974.62x = 59,619,677,733.46
  5. Step 5: Solve for x
    x = 59,619,677,733.46/383,974.62
  6. Step 6: Final answer
    x = 155,269.84

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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.