Finding the Fourth Proportional to 353,995.99, 488,511.92 and 192,851.01
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Solution
The fourth proportional to 353,995.99, 488,511.92 and 192,851.01 is: 266,133.01
Step by Step Solution
- Step 1: Write the proportion equation
353,995.99 : 488,511.92 = 192,851.01 : x - Step 2: Convert to fraction form
353,995.99/488,511.92 = 192,851.01/x - Step 3: Cross multiply
353,995.99x = 488,511.92 × 192,851.01 - Step 4: Simplify right side
353,995.99x = 94,210,017,651.17 - Step 5: Solve for x
x = 94,210,017,651.17/353,995.99 - Step 6: Final answer
x = 266,133.01
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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.