Finding the Fourth Proportional to 699,099.84, 1,047,985.43 and 445,669.00
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Solution
The fourth proportional to 699,099.84, 1,047,985.43 and 445,669.00 is: 668,079.99
Step by Step Solution
- Step 1: Write the proportion equation
699,099.84 : 1,047,985.43 = 445,669.00 : x - Step 2: Convert to fraction form
699,099.84/1,047,985.43 = 445,669.00/x - Step 3: Cross multiply
699,099.84x = 1,047,985.43 × 445,669.00 - Step 4: Simplify right side
699,099.84x = 467,054,613,754.36 - Step 5: Solve for x
x = 467,054,613,754.36/699,099.84 - Step 6: Final answer
x = 668,079.99
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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.