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Finding the Fourth Proportional to 482,774.82, 724,638.93 and 362,413.28

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Solution

The fourth proportional to 482,774.82, 724,638.93 and 362,413.28 is: 543,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,774.82 : 724,638.93 = 362,413.28 : x
  2. Step 2: Convert to fraction form
    482,774.82/724,638.93 = 362,413.28/x
  3. Step 3: Cross multiply
    482,774.82x = 724,638.93 × 362,413.28
  4. Step 4: Simplify right side
    482,774.82x = 262,618,769,172.85
  5. Step 5: Solve for x
    x = 262,618,769,172.85/482,774.82
  6. Step 6: Final answer
    x = 543,977.77

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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.