Finding the Fourth Proportional to 368,319.30, 552,187.35 and 202,107.30
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Solution
The fourth proportional to 368,319.30, 552,187.35 and 202,107.30 is: 303,000.94
Step by Step Solution
- Step 1: Write the proportion equation
368,319.30 : 552,187.35 = 202,107.30 : x - Step 2: Convert to fraction form
368,319.30/552,187.35 = 202,107.30/x - Step 3: Cross multiply
368,319.30x = 552,187.35 × 202,107.30 - Step 4: Simplify right side
368,319.30x = 111,601,094,402.66 - Step 5: Solve for x
x = 111,601,094,402.66/368,319.30 - Step 6: Final answer
x = 303,000.94
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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.