Finding the Fourth Proportional to 756.19, 1,041.99 and 545.99
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Solution
The fourth proportional to 756.19, 1,041.99 and 545.99 is: 752.35
Step by Step Solution
- Step 1: Write the proportion equation
756.19 : 1,041.99 = 545.99 : x - Step 2: Convert to fraction form
756.19/1,041.99 = 545.99/x - Step 3: Cross multiply
756.19x = 1,041.99 × 545.99 - Step 4: Simplify right side
756.19x = 568,916.12 - Step 5: Solve for x
x = 568,916.12/756.19 - Step 6: Final answer
x = 752.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.