Finding the Fourth Proportional to 841,505.58, 1,161,377.39 and 473,994.81
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Solution
The fourth proportional to 841,505.58, 1,161,377.39 and 473,994.81 is: 654,168.99
Step by Step Solution
- Step 1: Write the proportion equation
841,505.58 : 1,161,377.39 = 473,994.81 : x - Step 2: Convert to fraction form
841,505.58/1,161,377.39 = 473,994.81/x - Step 3: Cross multiply
841,505.58x = 1,161,377.39 × 473,994.81 - Step 4: Simplify right side
841,505.58x = 550,486,852,941.37 - Step 5: Solve for x
x = 550,486,852,941.37/841,505.58 - Step 6: Final answer
x = 654,168.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.