Finding the Fourth Proportional to 318,189.24, 439,102.80 and 174,958.51
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Solution
The fourth proportional to 318,189.24, 439,102.80 and 174,958.51 is: 241,443.65
Step by Step Solution
- Step 1: Write the proportion equation
318,189.24 : 439,102.80 = 174,958.51 : x - Step 2: Convert to fraction form
318,189.24/439,102.80 = 174,958.51/x - Step 3: Cross multiply
318,189.24x = 439,102.80 × 174,958.51 - Step 4: Simplify right side
318,189.24x = 76,824,771,624.83 - Step 5: Solve for x
x = 76,824,771,624.83/318,189.24 - Step 6: Final answer
x = 241,443.65
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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.