Home / 409,848.82-565,590.27-228,560.96

Finding the Fourth Proportional to 409,848.82, 565,590.27 and 228,560.96

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Solution

The fourth proportional to 409,848.82, 565,590.27 and 228,560.96 is: 315,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,848.82 : 565,590.27 = 228,560.96 : x
  2. Step 2: Convert to fraction form
    409,848.82/565,590.27 = 228,560.96/x
  3. Step 3: Cross multiply
    409,848.82x = 565,590.27 × 228,560.96
  4. Step 4: Simplify right side
    409,848.82x = 129,271,855,077.86
  5. Step 5: Solve for x
    x = 129,271,855,077.86/409,848.82
  6. Step 6: Final answer
    x = 315,413.51

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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.