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Finding the Fourth Proportional to 382,698.96, 573,762.48 and 264,031.68

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Solution

The fourth proportional to 382,698.96, 573,762.48 and 264,031.68 is: 395,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,698.96 : 573,762.48 = 264,031.68 : x
  2. Step 2: Convert to fraction form
    382,698.96/573,762.48 = 264,031.68/x
  3. Step 3: Cross multiply
    382,698.96x = 573,762.48 × 264,031.68
  4. Step 4: Simplify right side
    382,698.96x = 151,491,471,515.37
  5. Step 5: Solve for x
    x = 151,491,471,515.37/382,698.96
  6. Step 6: Final answer
    x = 395,850.23

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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.