Finding the Fourth Proportional to 357,340.53, 493,130.88 and 196,206.03
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Solution
The fourth proportional to 357,340.53, 493,130.88 and 196,206.03 is: 270,764.84
Step by Step Solution
- Step 1: Write the proportion equation
357,340.53 : 493,130.88 = 196,206.03 : x - Step 2: Convert to fraction form
357,340.53/493,130.88 = 196,206.03/x - Step 3: Cross multiply
357,340.53x = 493,130.88 × 196,206.03 - Step 4: Simplify right side
357,340.53x = 96,755,252,235.21 - Step 5: Solve for x
x = 96,755,252,235.21/357,340.53 - Step 6: Final answer
x = 270,764.84
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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.