Finding the Fourth Proportional to 424,468.97, 636,549.39 and 232,486.01
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Solution
The fourth proportional to 424,468.97, 636,549.39 and 232,486.01 is: 348,644.63
Step by Step Solution
- Step 1: Write the proportion equation
424,468.97 : 636,549.39 = 232,486.01 : x - Step 2: Convert to fraction form
424,468.97/636,549.39 = 232,486.01/x - Step 3: Cross multiply
424,468.97x = 636,549.39 × 232,486.01 - Step 4: Simplify right side
424,468.97x = 147,988,829,440.41 - Step 5: Solve for x
x = 147,988,829,440.41/424,468.97 - Step 6: Final answer
x = 348,644.63
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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.