Finding the Fourth Proportional to 341,497.60, 512,246.40 and 324,001.60
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Solution
The fourth proportional to 341,497.60, 512,246.40 and 324,001.60 is: 486,002.40
Step by Step Solution
- Step 1: Write the proportion equation
341,497.60 : 512,246.40 = 324,001.60 : x - Step 2: Convert to fraction form
341,497.60/512,246.40 = 324,001.60/x - Step 3: Cross multiply
341,497.60x = 512,246.40 × 324,001.60 - Step 4: Simplify right side
341,497.60x = 165,968,653,194.24 - Step 5: Solve for x
x = 165,968,653,194.24/341,497.60 - Step 6: Final answer
x = 486,002.40
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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.