Finding the Fourth Proportional to 896,176.20, 1,344,264.30 and 335,137.80
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Solution
The fourth proportional to 896,176.20, 1,344,264.30 and 335,137.80 is: 502,706.70
Step by Step Solution
- Step 1: Write the proportion equation
896,176.20 : 1,344,264.30 = 335,137.80 : x - Step 2: Convert to fraction form
896,176.20/1,344,264.30 = 335,137.80/x - Step 3: Cross multiply
896,176.20x = 1,344,264.30 × 335,137.80 - Step 4: Simplify right side
896,176.20x = 450,513,780,120.54 - Step 5: Solve for x
x = 450,513,780,120.54/896,176.20 - Step 6: Final answer
x = 502,706.70
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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.