Finding the Fourth Proportional to 341,617.20, 512,502.60 and 201,303.60
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Solution
The fourth proportional to 341,617.20, 512,502.60 and 201,303.60 is: 302,000.66
Step by Step Solution
- Step 1: Write the proportion equation
341,617.20 : 512,502.60 = 201,303.60 : x - Step 2: Convert to fraction form
341,617.20/512,502.60 = 201,303.60/x - Step 3: Cross multiply
341,617.20x = 512,502.60 × 201,303.60 - Step 4: Simplify right side
341,617.20x = 103,168,618,389.36 - Step 5: Solve for x
x = 103,168,618,389.36/341,617.20 - Step 6: Final answer
x = 302,000.66
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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.