Finding the Fourth Proportional to 381,089.96, 571,693.26 and 100,629.08
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Solution
The fourth proportional to 381,089.96, 571,693.26 and 100,629.08 is: 150,959.02
Step by Step Solution
- Step 1: Write the proportion equation
381,089.96 : 571,693.26 = 100,629.08 : x - Step 2: Convert to fraction form
381,089.96/571,693.26 = 100,629.08/x - Step 3: Cross multiply
381,089.96x = 571,693.26 × 100,629.08 - Step 4: Simplify right side
381,089.96x = 57,528,966,796.00 - Step 5: Solve for x
x = 57,528,966,796.00/381,089.96 - Step 6: Final answer
x = 150,959.02
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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.