Finding the Third Proportional to 439,368.47 and 659,053.13
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Solution
The third proportional to 439,368.47 and 659,053.13 is: 988,580.32
Step by Step Solution
- Step 1: Write the proportion equation
439,368.47 : 659,053.13 = 659,053.13 : x - Step 2: Convert to fraction form
439,368.47/659,053.13 = 659,053.13/x - Step 3: Cross multiply
439,368.47x = 659,053.13 × 659,053.13 - Step 4: Simplify right side
439,368.47x = 434,351,021,572.27 - Step 5: Solve for x
x = 434,351,021,572.27/439,368.47 - Step 6: Final answer
x = 988,580.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.