Finding the Fourth Proportional to 750.43, 1,125.58 and 531.99
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Solution
The fourth proportional to 750.43, 1,125.58 and 531.99 is: 797.94
Step by Step Solution
- Step 1: Write the proportion equation
750.43 : 1,125.58 = 531.99 : x - Step 2: Convert to fraction form
750.43/1,125.58 = 531.99/x - Step 3: Cross multiply
750.43x = 1,125.58 × 531.99 - Step 4: Simplify right side
750.43x = 598,800.14 - Step 5: Solve for x
x = 598,800.14/750.43 - Step 6: Final answer
x = 797.94
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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.