Home / 270,413.03-373,202.43-157,235.78

Finding the Fourth Proportional to 270,413.03, 373,202.43 and 157,235.78

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Solution

The fourth proportional to 270,413.03, 373,202.43 and 157,235.78 is: 217,004.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,413.03 : 373,202.43 = 157,235.78 : x
  2. Step 2: Convert to fraction form
    270,413.03/373,202.43 = 157,235.78/x
  3. Step 3: Cross multiply
    270,413.03x = 373,202.43 × 157,235.78
  4. Step 4: Simplify right side
    270,413.03x = 58,680,775,178.95
  5. Step 5: Solve for x
    x = 58,680,775,178.95/270,413.03
  6. Step 6: Final answer
    x = 217,004.24

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1.5x scale

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.