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Finding the Fourth Proportional to 504,852, 696,708.84 and 275,413.02

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Solution

The fourth proportional to 504,852, 696,708.84 and 275,413.02 is: 380,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,852 : 696,708.84 = 275,413.02 : x
  2. Step 2: Convert to fraction form
    504,852/696,708.84 = 275,413.02/x
  3. Step 3: Cross multiply
    504,852x = 696,708.84 × 275,413.02
  4. Step 4: Simplify right side
    504,852x = 191,882,685,685.10
  5. Step 5: Solve for x
    x = 191,882,685,685.10/504,852
  6. Step 6: Final answer
    x = 380,077.10

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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.