Finding the Third Proportional to 310,625.81 and 679,409.63
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Solution
The third proportional to 310,625.81 and 679,409.63 is: 1,486,024.08
Step by Step Solution
- Step 1: Write the proportion equation
310,625.81 : 679,409.63 = 679,409.63 : x - Step 2: Convert to fraction form
310,625.81/679,409.63 = 679,409.63/x - Step 3: Cross multiply
310,625.81x = 679,409.63 × 679,409.63 - Step 4: Simplify right side
310,625.81x = 461,597,438,542.64 - Step 5: Solve for x
x = 461,597,438,542.64/310,625.81 - Step 6: Final answer
x = 1,486,024.08
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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.