Finding the Fourth Proportional to 244,646.09, 366,881.11 and 84,678.58
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Solution
The fourth proportional to 244,646.09, 366,881.11 and 84,678.58 is: 126,987.40
Step by Step Solution
- Step 1: Write the proportion equation
244,646.09 : 366,881.11 = 84,678.58 : x - Step 2: Convert to fraction form
244,646.09/366,881.11 = 84,678.58/x - Step 3: Cross multiply
244,646.09x = 366,881.11 × 84,678.58 - Step 4: Simplify right side
244,646.09x = 31,066,971,670.53 - Step 5: Solve for x
x = 31,066,971,670.53/244,646.09 - Step 6: Final answer
x = 126,987.40
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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.