Home / 715,179.19-1,072,650.85-235,413.25

Finding the Fourth Proportional to 715,179.19, 1,072,650.85 and 235,413.25

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Solution

The fourth proportional to 715,179.19, 1,072,650.85 and 235,413.25 is: 353,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,179.19 : 1,072,650.85 = 235,413.25 : x
  2. Step 2: Convert to fraction form
    715,179.19/1,072,650.85 = 235,413.25/x
  3. Step 3: Cross multiply
    715,179.19x = 1,072,650.85 × 235,413.25
  4. Step 4: Simplify right side
    715,179.19x = 252,516,222,713.76
  5. Step 5: Solve for x
    x = 252,516,222,713.76/715,179.19
  6. Step 6: Final answer
    x = 353,081.05

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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.