Finding the Fourth Proportional to 944.26, 1,303.18 and 530.26
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Solution
The fourth proportional to 944.26, 1,303.18 and 530.26 is: 731.82
Step by Step Solution
- Step 1: Write the proportion equation
944.26 : 1,303.18 = 530.26 : x - Step 2: Convert to fraction form
944.26/1,303.18 = 530.26/x - Step 3: Cross multiply
944.26x = 1,303.18 × 530.26 - Step 4: Simplify right side
944.26x = 691,024.23 - Step 5: Solve for x
x = 691,024.23/944.26 - Step 6: Final answer
x = 731.82
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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.