Home / 400,222.03-600,413.34-147,503.75

Finding the Fourth Proportional to 400,222.03, 600,413.34 and 147,503.75

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Solution

The fourth proportional to 400,222.03, 600,413.34 and 147,503.75 is: 221,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,222.03 : 600,413.34 = 147,503.75 : x
  2. Step 2: Convert to fraction form
    400,222.03/600,413.34 = 147,503.75/x
  3. Step 3: Cross multiply
    400,222.03x = 600,413.34 × 147,503.75
  4. Step 4: Simplify right side
    400,222.03x = 88,563,221,083.78
  5. Step 5: Solve for x
    x = 88,563,221,083.78/400,222.03
  6. Step 6: Final answer
    x = 221,285.23

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1.5x scale

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.