Finding the Fourth Proportional to 442,177.08, 663,405.81 and 157,861.53
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Solution
The fourth proportional to 442,177.08, 663,405.81 and 157,861.53 is: 236,842.34
Step by Step Solution
- Step 1: Write the proportion equation
442,177.08 : 663,405.81 = 157,861.53 : x - Step 2: Convert to fraction form
442,177.08/663,405.81 = 157,861.53/x - Step 3: Cross multiply
442,177.08x = 663,405.81 × 157,861.53 - Step 4: Simplify right side
442,177.08x = 104,726,256,177.49 - Step 5: Solve for x
x = 104,726,256,177.49/442,177.08 - Step 6: Final answer
x = 236,842.34
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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.