Finding the Fourth Proportional to 299,466.84, 413,266.14 and 165,330.84
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Solution
The fourth proportional to 299,466.84, 413,266.14 and 165,330.84 is: 228,157.61
Step by Step Solution
- Step 1: Write the proportion equation
299,466.84 : 413,266.14 = 165,330.84 : x - Step 2: Convert to fraction form
299,466.84/413,266.14 = 165,330.84/x - Step 3: Cross multiply
299,466.84x = 413,266.14 × 165,330.84 - Step 4: Simplify right side
299,466.84x = 68,325,638,069.76 - Step 5: Solve for x
x = 68,325,638,069.76/299,466.84 - Step 6: Final answer
x = 228,157.61
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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.