Finding the Fourth Proportional to 854,740.54, 1,282,403.42 and 322,413.81
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Solution
The fourth proportional to 854,740.54, 1,282,403.42 and 322,413.81 is: 483,731.09
Step by Step Solution
- Step 1: Write the proportion equation
854,740.54 : 1,282,403.42 = 322,413.81 : x - Step 2: Convert to fraction form
854,740.54/1,282,403.42 = 322,413.81/x - Step 3: Cross multiply
854,740.54x = 1,282,403.42 × 322,413.81 - Step 4: Simplify right side
854,740.54x = 413,464,572,599.23 - Step 5: Solve for x
x = 413,464,572,599.23/854,740.54 - Step 6: Final answer
x = 483,731.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.