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Finding the Fourth Proportional to 241,413.66, 332,999.28 and 155,484

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Solution

The fourth proportional to 241,413.66, 332,999.28 and 155,484 is: 214,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,413.66 : 332,999.28 = 155,484 : x
  2. Step 2: Convert to fraction form
    241,413.66/332,999.28 = 155,484/x
  3. Step 3: Cross multiply
    241,413.66x = 332,999.28 × 155,484
  4. Step 4: Simplify right side
    241,413.66x = 51,776,060,051.52
  5. Step 5: Solve for x
    x = 51,776,060,051.52/241,413.66
  6. Step 6: Final answer
    x = 214,470.30

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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.