Finding the Third Proportional to 317,530.13 and 684,915.75
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Solution
The third proportional to 317,530.13 and 684,915.75 is: 1,477,370.33
Step by Step Solution
- Step 1: Write the proportion equation
317,530.13 : 684,915.75 = 684,915.75 : x - Step 2: Convert to fraction form
317,530.13/684,915.75 = 684,915.75/x - Step 3: Cross multiply
317,530.13x = 684,915.75 × 684,915.75 - Step 4: Simplify right side
317,530.13x = 469,109,584,598.06 - Step 5: Solve for x
x = 469,109,584,598.06/317,530.13 - Step 6: Final answer
x = 1,477,370.33
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.