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Finding the Fourth Proportional to 556,759.42, 835,192.86 and 157,413.22

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Solution

The fourth proportional to 556,759.42, 835,192.86 and 157,413.22 is: 236,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,759.42 : 835,192.86 = 157,413.22 : x
  2. Step 2: Convert to fraction form
    556,759.42/835,192.86 = 157,413.22/x
  3. Step 3: Cross multiply
    556,759.42x = 835,192.86 × 157,413.22
  4. Step 4: Simplify right side
    556,759.42x = 131,470,397,413.61
  5. Step 5: Solve for x
    x = 131,470,397,413.61/556,759.42
  6. Step 6: Final answer
    x = 236,135.02

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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.