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Finding the Fourth Proportional to 477,413.34, 658,838.44 and 273,482.10

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Solution

The fourth proportional to 477,413.34, 658,838.44 and 273,482.10 is: 377,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,413.34 : 658,838.44 = 273,482.10 : x
  2. Step 2: Convert to fraction form
    477,413.34/658,838.44 = 273,482.10/x
  3. Step 3: Cross multiply
    477,413.34x = 658,838.44 × 273,482.10
  4. Step 4: Simplify right side
    477,413.34x = 180,180,520,131.92
  5. Step 5: Solve for x
    x = 180,180,520,131.92/477,413.34
  6. Step 6: Final answer
    x = 377,409.90

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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.