Finding the Fourth Proportional to 414,723.99, 572,412.45 and 271,400.99
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Solution
The fourth proportional to 414,723.99, 572,412.45 and 271,400.99 is: 374,594.46
Step by Step Solution
- Step 1: Write the proportion equation
414,723.99 : 572,412.45 = 271,400.99 : x - Step 2: Convert to fraction form
414,723.99/572,412.45 = 271,400.99/x - Step 3: Cross multiply
414,723.99x = 572,412.45 × 271,400.99 - Step 4: Simplify right side
414,723.99x = 155,353,308,719.98 - Step 5: Solve for x
x = 155,353,308,719.98/414,723.99 - Step 6: Final answer
x = 374,594.46
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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.