Finding the Fourth Proportional to 361,666.23, 542,528.92 and 181,659.09
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Solution
The fourth proportional to 361,666.23, 542,528.92 and 181,659.09 is: 272,503.49
Step by Step Solution
- Step 1: Write the proportion equation
361,666.23 : 542,528.92 = 181,659.09 : x - Step 2: Convert to fraction form
361,666.23/542,528.92 = 181,659.09/x - Step 3: Cross multiply
361,666.23x = 542,528.92 × 181,659.09 - Step 4: Simplify right side
361,666.23x = 98,555,309,905.88 - Step 5: Solve for x
x = 98,555,309,905.88/361,666.23 - Step 6: Final answer
x = 272,503.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.