Finding the Fourth Proportional to 671,413.98, 1,007,219.34 and 198,037.74
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Solution
The fourth proportional to 671,413.98, 1,007,219.34 and 198,037.74 is: 297,085.62
Step by Step Solution
- Step 1: Write the proportion equation
671,413.98 : 1,007,219.34 = 198,037.74 : x - Step 2: Convert to fraction form
671,413.98/1,007,219.34 = 198,037.74/x - Step 3: Cross multiply
671,413.98x = 1,007,219.34 × 198,037.74 - Step 4: Simplify right side
671,413.98x = 199,467,441,777.89 - Step 5: Solve for x
x = 199,467,441,777.89/671,413.98 - Step 6: Final answer
x = 297,085.62
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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.