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Finding the Fourth Proportional to 350,077.64, 482,912.63 and 229,413.56

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Solution

The fourth proportional to 350,077.64, 482,912.63 and 229,413.56 is: 316,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,077.64 : 482,912.63 = 229,413.56 : x
  2. Step 2: Convert to fraction form
    350,077.64/482,912.63 = 229,413.56/x
  3. Step 3: Cross multiply
    350,077.64x = 482,912.63 × 229,413.56
  4. Step 4: Simplify right side
    350,077.64x = 110,786,702,055.63
  5. Step 5: Solve for x
    x = 110,786,702,055.63/350,077.64
  6. Step 6: Final answer
    x = 316,463.24

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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.