Finding the Fourth Proportional to 352,244.16, 528,573.60 and 130,783.68
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Solution
The fourth proportional to 352,244.16, 528,573.60 and 130,783.68 is: 196,252.51
Step by Step Solution
- Step 1: Write the proportion equation
352,244.16 : 528,573.60 = 130,783.68 : x - Step 2: Convert to fraction form
352,244.16/528,573.60 = 130,783.68/x - Step 3: Cross multiply
352,244.16x = 528,573.60 × 130,783.68 - Step 4: Simplify right side
352,244.16x = 69,128,800,558.85 - Step 5: Solve for x
x = 69,128,800,558.85/352,244.16 - Step 6: Final answer
x = 196,252.51
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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.