Finding the Third Proportional to 412,921.13 and 631,725.19
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Solution
The third proportional to 412,921.13 and 631,725.19 is: 966,472.02
Step by Step Solution
- Step 1: Write the proportion equation
412,921.13 : 631,725.19 = 631,725.19 : x - Step 2: Convert to fraction form
412,921.13/631,725.19 = 631,725.19/x - Step 3: Cross multiply
412,921.13x = 631,725.19 × 631,725.19 - Step 4: Simplify right side
412,921.13x = 399,076,712,521.91 - Step 5: Solve for x
x = 399,076,712,521.91/412,921.13 - Step 6: Final answer
x = 966,472.02
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.