Finding the Fourth Proportional to 846.09, 1,167.57 and 468
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Solution
The fourth proportional to 846.09, 1,167.57 and 468 is: 645.82
Step by Step Solution
- Step 1: Write the proportion equation
846.09 : 1,167.57 = 468 : x - Step 2: Convert to fraction form
846.09/1,167.57 = 468/x - Step 3: Cross multiply
846.09x = 1,167.57 × 468 - Step 4: Simplify right side
846.09x = 546,422.76 - Step 5: Solve for x
x = 546,422.76/846.09 - Step 6: Final answer
x = 645.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.