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Finding the Fourth Proportional to 426,017.36, 587,883.44 and 232,413.54

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Solution

The fourth proportional to 426,017.36, 587,883.44 and 232,413.54 is: 320,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,017.36 : 587,883.44 = 232,413.54 : x
  2. Step 2: Convert to fraction form
    426,017.36/587,883.44 = 232,413.54/x
  3. Step 3: Cross multiply
    426,017.36x = 587,883.44 × 232,413.54
  4. Step 4: Simplify right side
    426,017.36x = 136,632,072,876.05
  5. Step 5: Solve for x
    x = 136,632,072,876.05/426,017.36
  6. Step 6: Final answer
    x = 320,719.50

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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.