Finding the Third Proportional to 331,781.63 and 725,656.50
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Solution
The third proportional to 331,781.63 and 725,656.50 is: 1,587,120.31
Step by Step Solution
- Step 1: Write the proportion equation
331,781.63 : 725,656.50 = 725,656.50 : x - Step 2: Convert to fraction form
331,781.63/725,656.50 = 725,656.50/x - Step 3: Cross multiply
331,781.63x = 725,656.50 × 725,656.50 - Step 4: Simplify right side
331,781.63x = 526,577,355,992.25 - Step 5: Solve for x
x = 526,577,355,992.25/331,781.63 - Step 6: Final answer
x = 1,587,120.31
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.