Home / 255,736.20-383,604.30-249,175.20

Finding the Fourth Proportional to 255,736.20, 383,604.30 and 249,175.20

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Solution

The fourth proportional to 255,736.20, 383,604.30 and 249,175.20 is: 373,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,736.20 : 383,604.30 = 249,175.20 : x
  2. Step 2: Convert to fraction form
    255,736.20/383,604.30 = 249,175.20/x
  3. Step 3: Cross multiply
    255,736.20x = 383,604.30 × 249,175.20
  4. Step 4: Simplify right side
    255,736.20x = 95,584,678,173.36
  5. Step 5: Solve for x
    x = 95,584,678,173.36/255,736.20
  6. Step 6: Final answer
    x = 373,762.80

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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.