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Finding the Fourth Proportional to 464,222.39, 696,333.59 and 306,413.94

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Solution

The fourth proportional to 464,222.39, 696,333.59 and 306,413.94 is: 459,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,222.39 : 696,333.59 = 306,413.94 : x
  2. Step 2: Convert to fraction form
    464,222.39/696,333.59 = 306,413.94/x
  3. Step 3: Cross multiply
    464,222.39x = 696,333.59 × 306,413.94
  4. Step 4: Simplify right side
    464,222.39x = 213,366,318,866.25
  5. Step 5: Solve for x
    x = 213,366,318,866.25/464,222.39
  6. Step 6: Final answer
    x = 459,620.91

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Similar ratio
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1.5x scale

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.