Finding the Fourth Proportional to 1,568.24, 2,352.60 and 542
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Solution
The fourth proportional to 1,568.24, 2,352.60 and 542 is: 813.08
Step by Step Solution
- Step 1: Write the proportion equation
1,568.24 : 2,352.60 = 542 : x - Step 2: Convert to fraction form
1,568.24/2,352.60 = 542/x - Step 3: Cross multiply
1,568.24x = 2,352.60 × 542 - Step 4: Simplify right side
1,568.24x = 1,275,109.20 - Step 5: Solve for x
x = 1,275,109.20/1,568.24 - Step 6: Final answer
x = 813.08
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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.