Home / 579,225.42-799,328.86-324,576.60

Finding the Fourth Proportional to 579,225.42, 799,328.86 and 324,576.60

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Solution

The fourth proportional to 579,225.42, 799,328.86 and 324,576.60 is: 447,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,225.42 : 799,328.86 = 324,576.60 : x
  2. Step 2: Convert to fraction form
    579,225.42/799,328.86 = 324,576.60/x
  3. Step 3: Cross multiply
    579,225.42x = 799,328.86 × 324,576.60
  4. Step 4: Simplify right side
    579,225.42x = 259,443,444,847.56
  5. Step 5: Solve for x
    x = 259,443,444,847.56/579,225.42
  6. Step 6: Final answer
    x = 447,914.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.