Finding the Fourth Proportional to 494,246.56, 741,421.68 and 161,848.48
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Solution
The fourth proportional to 494,246.56, 741,421.68 and 161,848.48 is: 242,789.70
Step by Step Solution
- Step 1: Write the proportion equation
494,246.56 : 741,421.68 = 161,848.48 : x - Step 2: Convert to fraction form
494,246.56/741,421.68 = 161,848.48/x - Step 3: Cross multiply
494,246.56x = 741,421.68 × 161,848.48 - Step 4: Simplify right side
494,246.56x = 119,997,971,947.05 - Step 5: Solve for x
x = 119,997,971,947.05/494,246.56 - Step 6: Final answer
x = 242,789.70
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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.