Finding the Fourth Proportional to 476,989.18, 715,484.18 and 177,430.92
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Solution
The fourth proportional to 476,989.18, 715,484.18 and 177,430.92 is: 266,146.53
Step by Step Solution
- Step 1: Write the proportion equation
476,989.18 : 715,484.18 = 177,430.92 : x - Step 2: Convert to fraction form
476,989.18/715,484.18 = 177,430.92/x - Step 3: Cross multiply
476,989.18x = 715,484.18 × 177,430.92 - Step 4: Simplify right side
476,989.18x = 126,949,016,302.85 - Step 5: Solve for x
x = 126,949,016,302.85/476,989.18 - Step 6: Final answer
x = 266,146.53
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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.