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Finding the Fourth Proportional to 333,030.08, 499,413.63 and 133,313.24

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Solution

The fourth proportional to 333,030.08, 499,413.63 and 133,313.24 is: 199,917.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,030.08 : 499,413.63 = 133,313.24 : x
  2. Step 2: Convert to fraction form
    333,030.08/499,413.63 = 133,313.24/x
  3. Step 3: Cross multiply
    333,030.08x = 499,413.63 × 133,313.24
  4. Step 4: Simplify right side
    333,030.08x = 66,578,449,115.46
  5. Step 5: Solve for x
    x = 66,578,449,115.46/333,030.08
  6. Step 6: Final answer
    x = 199,917.22

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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.