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Finding the Fourth Proportional to 477,413.01, 658,816.83 and 262,553.09

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Solution

The fourth proportional to 477,413.01, 658,816.83 and 262,553.09 is: 362,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,413.01 : 658,816.83 = 262,553.09 : x
  2. Step 2: Convert to fraction form
    477,413.01/658,816.83 = 262,553.09/x
  3. Step 3: Cross multiply
    477,413.01x = 658,816.83 × 262,553.09
  4. Step 4: Simplify right side
    477,413.01x = 172,974,391,166.42
  5. Step 5: Solve for x
    x = 172,974,391,166.42/477,413.01
  6. Step 6: Final answer
    x = 362,316.04

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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.