Finding the Fourth Proportional to 855,808.41, 1,181,052.51 and 473,835.19
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Solution
The fourth proportional to 855,808.41, 1,181,052.51 and 473,835.19 is: 653,912.99
Step by Step Solution
- Step 1: Write the proportion equation
855,808.41 : 1,181,052.51 = 473,835.19 : x - Step 2: Convert to fraction form
855,808.41/1,181,052.51 = 473,835.19/x - Step 3: Cross multiply
855,808.41x = 1,181,052.51 × 473,835.19 - Step 4: Simplify right side
855,808.41x = 559,624,236,338.61 - Step 5: Solve for x
x = 559,624,236,338.61/855,808.41 - Step 6: Final answer
x = 653,912.99
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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.