Finding the Fourth Proportional to 341,607.20, 512,487.60 and 201,293.60
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Solution
The fourth proportional to 341,607.20, 512,487.60 and 201,293.60 is: 301,985.65
Step by Step Solution
- Step 1: Write the proportion equation
341,607.20 : 512,487.60 = 201,293.60 : x - Step 2: Convert to fraction form
341,607.20/512,487.60 = 201,293.60/x - Step 3: Cross multiply
341,607.20x = 512,487.60 × 201,293.60 - Step 4: Simplify right side
341,607.20x = 103,160,473,959.36 - Step 5: Solve for x
x = 103,160,473,959.36/341,607.20 - Step 6: Final answer
x = 301,985.65
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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.