Finding the Fourth Proportional to 718,157.00, 1,076,904.41 and 212,537.18
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Solution
The fourth proportional to 718,157.00, 1,076,904.41 and 212,537.18 is: 318,707.78
Step by Step Solution
- Step 1: Write the proportion equation
718,157.00 : 1,076,904.41 = 212,537.18 : x - Step 2: Convert to fraction form
718,157.00/1,076,904.41 = 212,537.18/x - Step 3: Cross multiply
718,157.00x = 1,076,904.41 × 212,537.18 - Step 4: Simplify right side
718,157.00x = 228,882,219,983.76 - Step 5: Solve for x
x = 228,882,219,983.76/718,157.00 - Step 6: Final answer
x = 318,707.78
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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.