Finding the Fourth Proportional to 324,743.60, 448,284.36 and 197,460.08
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Solution
The fourth proportional to 324,743.60, 448,284.36 and 197,460.08 is: 272,578.94
Step by Step Solution
- Step 1: Write the proportion equation
324,743.60 : 448,284.36 = 197,460.08 : x - Step 2: Convert to fraction form
324,743.60/448,284.36 = 197,460.08/x - Step 3: Cross multiply
324,743.60x = 448,284.36 × 197,460.08 - Step 4: Simplify right side
324,743.60x = 88,518,265,588.35 - Step 5: Solve for x
x = 88,518,265,588.35/324,743.60 - Step 6: Final answer
x = 272,578.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.