Finding the Fourth Proportional to 626,536.44, 864,610.56 and 340,054.08
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Solution
The fourth proportional to 626,536.44, 864,610.56 and 340,054.08 is: 469,269.35
Step by Step Solution
- Step 1: Write the proportion equation
626,536.44 : 864,610.56 = 340,054.08 : x - Step 2: Convert to fraction form
626,536.44/864,610.56 = 340,054.08/x - Step 3: Cross multiply
626,536.44x = 864,610.56 × 340,054.08 - Step 4: Simplify right side
626,536.44x = 294,014,348,539.09 - Step 5: Solve for x
x = 294,014,348,539.09/626,536.44 - Step 6: Final answer
x = 469,269.35
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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.