Finding the Fourth Proportional to 999,234.93, 1,378,072.74 and 708,270.99
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Solution
The fourth proportional to 999,234.93, 1,378,072.74 and 708,270.99 is: 976,796.26
Step by Step Solution
- Step 1: Write the proportion equation
999,234.93 : 1,378,072.74 = 708,270.99 : x - Step 2: Convert to fraction form
999,234.93/1,378,072.74 = 708,270.99/x - Step 3: Cross multiply
999,234.93x = 1,378,072.74 × 708,270.99 - Step 4: Simplify right side
999,234.93x = 976,048,941,340.06 - Step 5: Solve for x
x = 976,048,941,340.06/999,234.93 - Step 6: Final answer
x = 976,796.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.