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Finding the Fourth Proportional to 595.90, 893.85 and 413.11

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Solution

The fourth proportional to 595.90, 893.85 and 413.11 is: 619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.90 : 893.85 = 413.11 : x
  2. Step 2: Convert to fraction form
    595.90/893.85 = 413.11/x
  3. Step 3: Cross multiply
    595.90x = 893.85 × 413.11
  4. Step 4: Simplify right side
    595.90x = 369,258.37
  5. Step 5: Solve for x
    x = 369,258.37/595.90
  6. Step 6: Final answer
    x = 619.67

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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.