Finding the Fourth Proportional to 424,605.54, 637,015.23 and 158,374.74
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Solution
The fourth proportional to 424,605.54, 637,015.23 and 158,374.74 is: 237,601.99
Step by Step Solution
- Step 1: Write the proportion equation
424,605.54 : 637,015.23 = 158,374.74 : x - Step 2: Convert to fraction form
424,605.54/637,015.23 = 158,374.74/x - Step 3: Cross multiply
424,605.54x = 637,015.23 × 158,374.74 - Step 4: Simplify right side
424,605.54x = 100,887,121,427.29 - Step 5: Solve for x
x = 100,887,121,427.29/424,605.54 - Step 6: Final answer
x = 237,601.99
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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.