Finding the Fourth Proportional to 294,808.96, 406,785.36 and 173,941.12
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Solution
The fourth proportional to 294,808.96, 406,785.36 and 173,941.12 is: 240,008.65
Step by Step Solution
- Step 1: Write the proportion equation
294,808.96 : 406,785.36 = 173,941.12 : x - Step 2: Convert to fraction form
294,808.96/406,785.36 = 173,941.12/x - Step 3: Cross multiply
294,808.96x = 406,785.36 × 173,941.12 - Step 4: Simplify right side
294,808.96x = 70,756,701,118.00 - Step 5: Solve for x
x = 70,756,701,118.00/294,808.96 - Step 6: Final answer
x = 240,008.65
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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.