Finding the Fourth Proportional to 494,455.74, 741,712.33 and 190,851.63
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Solution
The fourth proportional to 494,455.74, 741,712.33 and 190,851.63 is: 286,288.52
Step by Step Solution
- Step 1: Write the proportion equation
494,455.74 : 741,712.33 = 190,851.63 : x - Step 2: Convert to fraction form
494,455.74/741,712.33 = 190,851.63/x - Step 3: Cross multiply
494,455.74x = 741,712.33 × 190,851.63 - Step 4: Simplify right side
494,455.74x = 141,557,003,555.20 - Step 5: Solve for x
x = 141,557,003,555.20/494,455.74 - Step 6: Final answer
x = 286,288.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.