Finding the Fourth Proportional to 292,311.69, 403,378.94 and 183,474.26
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Solution
The fourth proportional to 292,311.69, 403,378.94 and 183,474.26 is: 253,187.46
Step by Step Solution
- Step 1: Write the proportion equation
292,311.69 : 403,378.94 = 183,474.26 : x - Step 2: Convert to fraction form
292,311.69/403,378.94 = 183,474.26/x - Step 3: Cross multiply
292,311.69x = 403,378.94 × 183,474.26 - Step 4: Simplify right side
292,311.69x = 74,009,653,707.51 - Step 5: Solve for x
x = 74,009,653,707.51/292,311.69 - Step 6: Final answer
x = 253,187.46
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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.