Finding the Fourth Proportional to 479,059.95, 718,590.03 and 194,905.14
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Solution
The fourth proportional to 479,059.95, 718,590.03 and 194,905.14 is: 292,357.75
Step by Step Solution
- Step 1: Write the proportion equation
479,059.95 : 718,590.03 = 194,905.14 : x - Step 2: Convert to fraction form
479,059.95/718,590.03 = 194,905.14/x - Step 3: Cross multiply
479,059.95x = 718,590.03 × 194,905.14 - Step 4: Simplify right side
479,059.95x = 140,056,890,399.75 - Step 5: Solve for x
x = 140,056,890,399.75/479,059.95 - Step 6: Final answer
x = 292,357.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.