Finding the Fourth Proportional to 738,757.84, 1,110,137.72 and 402,047.44
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Solution
The fourth proportional to 738,757.84, 1,110,137.72 and 402,047.44 is: 604,160.12
Step by Step Solution
- Step 1: Write the proportion equation
738,757.84 : 1,110,137.72 = 402,047.44 : x - Step 2: Convert to fraction form
738,757.84/1,110,137.72 = 402,047.44/x - Step 3: Cross multiply
738,757.84x = 1,110,137.72 × 402,047.44 - Step 4: Simplify right side
738,757.84x = 446,328,028,373.44 - Step 5: Solve for x
x = 446,328,028,373.44/738,757.84 - Step 6: Final answer
x = 604,160.12
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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.