Finding the Fourth Proportional to 896,636.25, 1,236,658.11 and 574,376.34
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Solution
The fourth proportional to 896,636.25, 1,236,658.11 and 574,376.34 is: 792,190.99
Step by Step Solution
- Step 1: Write the proportion equation
896,636.25 : 1,236,658.11 = 574,376.34 : x - Step 2: Convert to fraction form
896,636.25/1,236,658.11 = 574,376.34/x - Step 3: Cross multiply
896,636.25x = 1,236,658.11 × 574,376.34 - Step 4: Simplify right side
896,636.25x = 710,307,159,053.12 - Step 5: Solve for x
x = 710,307,159,053.12/896,636.25 - Step 6: Final answer
x = 792,190.99
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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.