Finding the Fourth Proportional to 353,610.18, 487,992.36 and 192,475.64
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Solution
The fourth proportional to 353,610.18, 487,992.36 and 192,475.64 is: 265,622.00
Step by Step Solution
- Step 1: Write the proportion equation
353,610.18 : 487,992.36 = 192,475.64 : x - Step 2: Convert to fraction form
353,610.18/487,992.36 = 192,475.64/x - Step 3: Cross multiply
353,610.18x = 487,992.36 × 192,475.64 - Step 4: Simplify right side
353,610.18x = 93,926,641,806.11 - Step 5: Solve for x
x = 93,926,641,806.11/353,610.18 - Step 6: Final answer
x = 265,622.00
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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.