Home / 993,379.85-1,487,468.28-650,745.37

Finding the Fourth Proportional to 993,379.85, 1,487,468.28 and 650,745.37

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Solution

The fourth proportional to 993,379.85, 1,487,468.28 and 650,745.37 is: 974,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,379.85 : 1,487,468.28 = 650,745.37 : x
  2. Step 2: Convert to fraction form
    993,379.85/1,487,468.28 = 650,745.37/x
  3. Step 3: Cross multiply
    993,379.85x = 1,487,468.28 × 650,745.37
  4. Step 4: Simplify right side
    993,379.85x = 967,963,096,231.86
  5. Step 5: Solve for x
    x = 967,963,096,231.86/993,379.85
  6. Step 6: Final answer
    x = 974,413.86

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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.