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Finding the Fourth Proportional to 383,673.84, 575,676.54 and 205,973.34

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Solution

The fourth proportional to 383,673.84, 575,676.54 and 205,973.34 is: 309,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,673.84 : 575,676.54 = 205,973.34 : x
  2. Step 2: Convert to fraction form
    383,673.84/575,676.54 = 205,973.34/x
  3. Step 3: Cross multiply
    383,673.84x = 575,676.54 × 205,973.34
  4. Step 4: Simplify right side
    383,673.84x = 118,574,019,703.44
  5. Step 5: Solve for x
    x = 118,574,019,703.44/383,673.84
  6. Step 6: Final answer
    x = 309,049.01

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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.