Finding the Fourth Proportional to 424,967.19, 637,302.24 and 125,368.26
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Solution
The fourth proportional to 424,967.19, 637,302.24 and 125,368.26 is: 188,008.57
Step by Step Solution
- Step 1: Write the proportion equation
424,967.19 : 637,302.24 = 125,368.26 : x - Step 2: Convert to fraction form
424,967.19/637,302.24 = 125,368.26/x - Step 3: Cross multiply
424,967.19x = 637,302.24 × 125,368.26 - Step 4: Simplify right side
424,967.19x = 79,897,472,922.90 - Step 5: Solve for x
x = 79,897,472,922.90/424,967.19 - Step 6: Final answer
x = 188,008.57
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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.