Finding the Fourth Proportional to 750.67, 1,125.94 and 263.75
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Solution
The fourth proportional to 750.67, 1,125.94 and 263.75 is: 395.60
Step by Step Solution
- Step 1: Write the proportion equation
750.67 : 1,125.94 = 263.75 : x - Step 2: Convert to fraction form
750.67/1,125.94 = 263.75/x - Step 3: Cross multiply
750.67x = 1,125.94 × 263.75 - Step 4: Simplify right side
750.67x = 296,966.68 - Step 5: Solve for x
x = 296,966.68/750.67 - Step 6: Final answer
x = 395.60
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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.