Finding the Fourth Proportional to 407,924.47, 562,902.76 and 235,853.48
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Solution
The fourth proportional to 407,924.47, 562,902.76 and 235,853.48 is: 325,458.72
Step by Step Solution
- Step 1: Write the proportion equation
407,924.47 : 562,902.76 = 235,853.48 : x - Step 2: Convert to fraction form
407,924.47/562,902.76 = 235,853.48/x - Step 3: Cross multiply
407,924.47x = 562,902.76 × 235,853.48 - Step 4: Simplify right side
407,924.47x = 132,762,575,665.23 - Step 5: Solve for x
x = 132,762,575,665.23/407,924.47 - Step 6: Final answer
x = 325,458.72
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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.