Home / 377,918.85-521,508.33-234,675.83

Finding the Fourth Proportional to 377,918.85, 521,508.33 and 234,675.83

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Solution

The fourth proportional to 377,918.85, 521,508.33 and 234,675.83 is: 323,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,918.85 : 521,508.33 = 234,675.83 : x
  2. Step 2: Convert to fraction form
    377,918.85/521,508.33 = 234,675.83/x
  3. Step 3: Cross multiply
    377,918.85x = 521,508.33 × 234,675.83
  4. Step 4: Simplify right side
    377,918.85x = 122,385,397,587.12
  5. Step 5: Solve for x
    x = 122,385,397,587.12/377,918.85
  6. Step 6: Final answer
    x = 323,840.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.