Home / 383,865.38-575,331.10-271,577.96

Finding the Fourth Proportional to 383,865.38, 575,331.10 and 271,577.96

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Solution

The fourth proportional to 383,865.38, 575,331.10 and 271,577.96 is: 407,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,865.38 : 575,331.10 = 271,577.96 : x
  2. Step 2: Convert to fraction form
    383,865.38/575,331.10 = 271,577.96/x
  3. Step 3: Cross multiply
    383,865.38x = 575,331.10 × 271,577.96
  4. Step 4: Simplify right side
    383,865.38x = 156,247,249,828.31
  5. Step 5: Solve for x
    x = 156,247,249,828.31/383,865.38
  6. Step 6: Final answer
    x = 407,036.58

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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.