Finding the Fourth Proportional to 909,609.75, 1,364,409.16 and 235,689.35
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Solution
The fourth proportional to 909,609.75, 1,364,409.16 and 235,689.35 is: 353,532.60
Step by Step Solution
- Step 1: Write the proportion equation
909,609.75 : 1,364,409.16 = 235,689.35 : x - Step 2: Convert to fraction form
909,609.75/1,364,409.16 = 235,689.35/x - Step 3: Cross multiply
909,609.75x = 1,364,409.16 × 235,689.35 - Step 4: Simplify right side
909,609.75x = 321,576,700,643.18 - Step 5: Solve for x
x = 321,576,700,643.18/909,609.75 - Step 6: Final answer
x = 353,532.60
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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.