Finding the Third Proportional to 315,454.50 and 684,149.63
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Solution
The third proportional to 315,454.50 and 684,149.63 is: 1,483,766.15
Step by Step Solution
- Step 1: Write the proportion equation
315,454.50 : 684,149.63 = 684,149.63 : x - Step 2: Convert to fraction form
315,454.50/684,149.63 = 684,149.63/x - Step 3: Cross multiply
315,454.50x = 684,149.63 × 684,149.63 - Step 4: Simplify right side
315,454.50x = 468,060,709,387.64 - Step 5: Solve for x
x = 468,060,709,387.64/315,454.50 - Step 6: Final answer
x = 1,483,766.15
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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.