Finding the Fourth Proportional to 341,657.70, 512,486.55 and 120,041.70
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Solution
The fourth proportional to 341,657.70, 512,486.55 and 120,041.70 is: 180,062.55
Step by Step Solution
- Step 1: Write the proportion equation
341,657.70 : 512,486.55 = 120,041.70 : x - Step 2: Convert to fraction form
341,657.70/512,486.55 = 120,041.70/x - Step 3: Cross multiply
341,657.70x = 512,486.55 × 120,041.70 - Step 4: Simplify right side
341,657.70x = 61,519,756,689.14 - Step 5: Solve for x
x = 61,519,756,689.14/341,657.70 - Step 6: Final answer
x = 180,062.55
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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.