Finding the Third Proportional to 397,315.13 and 870,210.84
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Solution
The third proportional to 397,315.13 and 870,210.84 is: 1,905,960.45
Step by Step Solution
- Step 1: Write the proportion equation
397,315.13 : 870,210.84 = 870,210.84 : x - Step 2: Convert to fraction form
397,315.13/870,210.84 = 870,210.84/x - Step 3: Cross multiply
397,315.13x = 870,210.84 × 870,210.84 - Step 4: Simplify right side
397,315.13x = 757,266,912,580.09 - Step 5: Solve for x
x = 757,266,912,580.09/397,315.13 - Step 6: Final answer
x = 1,905,960.45
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.