Finding the Fourth Proportional to 293,909.04, 440,813.88 and 113,968.08
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Solution
The fourth proportional to 293,909.04, 440,813.88 and 113,968.08 is: 170,932.86
Step by Step Solution
- Step 1: Write the proportion equation
293,909.04 : 440,813.88 = 113,968.08 : x - Step 2: Convert to fraction form
293,909.04/440,813.88 = 113,968.08/x - Step 3: Cross multiply
293,909.04x = 440,813.88 × 113,968.08 - Step 4: Simplify right side
293,909.04x = 50,238,711,540.95 - Step 5: Solve for x
x = 50,238,711,540.95/293,909.04 - Step 6: Final answer
x = 170,932.86
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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.