Finding the Third Proportional to 358,804.50 and 578,121.75
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Solution
The third proportional to 358,804.50 and 578,121.75 is: 931,495.45
Step by Step Solution
- Step 1: Write the proportion equation
358,804.50 : 578,121.75 = 578,121.75 : x - Step 2: Convert to fraction form
358,804.50/578,121.75 = 578,121.75/x - Step 3: Cross multiply
358,804.50x = 578,121.75 × 578,121.75 - Step 4: Simplify right side
358,804.50x = 334,224,757,823.06 - Step 5: Solve for x
x = 334,224,757,823.06/358,804.50 - Step 6: Final answer
x = 931,495.45
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.