Finding the Fourth Proportional to 423,751.44, 584,634.60 and 239,964.96
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Solution
The fourth proportional to 423,751.44, 584,634.60 and 239,964.96 is: 331,071.01
Step by Step Solution
- Step 1: Write the proportion equation
423,751.44 : 584,634.60 = 239,964.96 : x - Step 2: Convert to fraction form
423,751.44/584,634.60 = 239,964.96/x - Step 3: Cross multiply
423,751.44x = 584,634.60 × 239,964.96 - Step 4: Simplify right side
423,751.44x = 140,291,818,403.62 - Step 5: Solve for x
x = 140,291,818,403.62/423,751.44 - Step 6: Final answer
x = 331,071.01
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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.