Finding the Fourth Proportional to 776,498.42, 1,163,766.22 and 349,579.62
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Solution
The fourth proportional to 776,498.42, 1,163,766.22 and 349,579.62 is: 523,927.60
Step by Step Solution
- Step 1: Write the proportion equation
776,498.42 : 1,163,766.22 = 349,579.62 : x - Step 2: Convert to fraction form
776,498.42/1,163,766.22 = 349,579.62/x - Step 3: Cross multiply
776,498.42x = 1,163,766.22 × 349,579.62 - Step 4: Simplify right side
776,498.42x = 406,828,952,082.49 - Step 5: Solve for x
x = 406,828,952,082.49/776,498.42 - Step 6: Final answer
x = 523,927.60
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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.