Finding the Fourth Proportional to 362,246.10, 543,369.15 and 250,271.70
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Solution
The fourth proportional to 362,246.10, 543,369.15 and 250,271.70 is: 375,407.55
Step by Step Solution
- Step 1: Write the proportion equation
362,246.10 : 543,369.15 = 250,271.70 : x - Step 2: Convert to fraction form
362,246.10/543,369.15 = 250,271.70/x - Step 3: Cross multiply
362,246.10x = 543,369.15 × 250,271.70 - Step 4: Simplify right side
362,246.10x = 135,989,920,898.06 - Step 5: Solve for x
x = 135,989,920,898.06/362,246.10 - Step 6: Final answer
x = 375,407.55
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1.5x scale
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.