Finding the Fourth Proportional to 750.52, 1,125.96 and 365.68
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Solution
The fourth proportional to 750.52, 1,125.96 and 365.68 is: 548.61
Step by Step Solution
- Step 1: Write the proportion equation
750.52 : 1,125.96 = 365.68 : x - Step 2: Convert to fraction form
750.52/1,125.96 = 365.68/x - Step 3: Cross multiply
750.52x = 1,125.96 × 365.68 - Step 4: Simplify right side
750.52x = 411,741.05 - Step 5: Solve for x
x = 411,741.05/750.52 - Step 6: Final answer
x = 548.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.