Home / 383,842.20-575,763.30-337,186.20

Finding the Fourth Proportional to 383,842.20, 575,763.30 and 337,186.20

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Solution

The fourth proportional to 383,842.20, 575,763.30 and 337,186.20 is: 505,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,842.20 : 575,763.30 = 337,186.20 : x
  2. Step 2: Convert to fraction form
    383,842.20/575,763.30 = 337,186.20/x
  3. Step 3: Cross multiply
    383,842.20x = 575,763.30 × 337,186.20
  4. Step 4: Simplify right side
    383,842.20x = 194,139,439,226.46
  5. Step 5: Solve for x
    x = 194,139,439,226.46/383,842.20
  6. Step 6: Final answer
    x = 505,779.30

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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.