Finding the Fourth Proportional to 293,382.19, 440,073.30 and 160,189.80
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Solution
The fourth proportional to 293,382.19, 440,073.30 and 160,189.80 is: 240,284.70
Step by Step Solution
- Step 1: Write the proportion equation
293,382.19 : 440,073.30 = 160,189.80 : x - Step 2: Convert to fraction form
293,382.19/440,073.30 = 160,189.80/x - Step 3: Cross multiply
293,382.19x = 440,073.30 × 160,189.80 - Step 4: Simplify right side
293,382.19x = 70,495,252,812.16 - Step 5: Solve for x
x = 70,495,252,812.16/293,382.19 - Step 6: Final answer
x = 240,284.70
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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.