Finding the Fourth Proportional to 257,839.52, 355,155.60 and 182,258.08
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Solution
The fourth proportional to 257,839.52, 355,155.60 and 182,258.08 is: 251,047.54
Step by Step Solution
- Step 1: Write the proportion equation
257,839.52 : 355,155.60 = 182,258.08 : x - Step 2: Convert to fraction form
257,839.52/355,155.60 = 182,258.08/x - Step 3: Cross multiply
257,839.52x = 355,155.60 × 182,258.08 - Step 4: Simplify right side
257,839.52x = 64,729,977,757.25 - Step 5: Solve for x
x = 64,729,977,757.25/257,839.52 - Step 6: Final answer
x = 251,047.54
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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.