Finding the Fourth Proportional to 274,176.96, 411,134.58 and 160,356.84
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Solution
The fourth proportional to 274,176.96, 411,134.58 and 160,356.84 is: 240,458.72
Step by Step Solution
- Step 1: Write the proportion equation
274,176.96 : 411,134.58 = 160,356.84 : x - Step 2: Convert to fraction form
274,176.96/411,134.58 = 160,356.84/x - Step 3: Cross multiply
274,176.96x = 411,134.58 × 160,356.84 - Step 4: Simplify right side
274,176.96x = 65,928,242,063.53 - Step 5: Solve for x
x = 65,928,242,063.53/274,176.96 - Step 6: Final answer
x = 240,458.72
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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.