Finding the Fourth Proportional to 764,988.31, 1,147,647.57 and 232,552.24
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Solution
The fourth proportional to 764,988.31, 1,147,647.57 and 232,552.24 is: 348,878.55
Step by Step Solution
- Step 1: Write the proportion equation
764,988.31 : 1,147,647.57 = 232,552.24 : x - Step 2: Convert to fraction form
764,988.31/1,147,647.57 = 232,552.24/x - Step 3: Cross multiply
764,988.31x = 1,147,647.57 × 232,552.24 - Step 4: Simplify right side
764,988.31x = 266,888,013,134.06 - Step 5: Solve for x
x = 266,888,013,134.06/764,988.31 - Step 6: Final answer
x = 348,878.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.