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Finding the Fourth Proportional to 424,223.39, 585,413.33 and 233,235.32

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Solution

The fourth proportional to 424,223.39, 585,413.33 and 233,235.32 is: 321,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,223.39 : 585,413.33 = 233,235.32 : x
  2. Step 2: Convert to fraction form
    424,223.39/585,413.33 = 233,235.32/x
  3. Step 3: Cross multiply
    424,223.39x = 585,413.33 × 233,235.32
  4. Step 4: Simplify right side
    424,223.39x = 136,539,061,261.57
  5. Step 5: Solve for x
    x = 136,539,061,261.57/424,223.39
  6. Step 6: Final answer
    x = 321,856.51

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1.5x scale

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.