Finding the Fourth Proportional to 750, 1,034.94 and 435.21
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Solution
The fourth proportional to 750, 1,034.94 and 435.21 is: 600.55
Step by Step Solution
- Step 1: Write the proportion equation
750 : 1,034.94 = 435.21 : x - Step 2: Convert to fraction form
750/1,034.94 = 435.21/x - Step 3: Cross multiply
750x = 1,034.94 × 435.21 - Step 4: Simplify right side
750x = 450,416.24 - Step 5: Solve for x
x = 450,416.24/750 - Step 6: Final answer
x = 600.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.