Finding the Third Proportional to 315,574 and 684,650
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Solution
The third proportional to 315,574 and 684,650 is: 1,485,374.66
Step by Step Solution
- Step 1: Write the proportion equation
315,574 : 684,650 = 684,650 : x - Step 2: Convert to fraction form
315,574/684,650 = 684,650/x - Step 3: Cross multiply
315,574x = 684,650 × 684,650 - Step 4: Simplify right side
315,574x = 468,745,622,500 - Step 5: Solve for x
x = 468,745,622,500/315,574 - Step 6: Final answer
x = 1,485,374.66
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.