Finding the Fourth Proportional to 907.93, 1,252.93 and 514.93
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Solution
The fourth proportional to 907.93, 1,252.93 and 514.93 is: 710.60
Step by Step Solution
- Step 1: Write the proportion equation
907.93 : 1,252.93 = 514.93 : x - Step 2: Convert to fraction form
907.93/1,252.93 = 514.93/x - Step 3: Cross multiply
907.93x = 1,252.93 × 514.93 - Step 4: Simplify right side
907.93x = 645,171.24 - Step 5: Solve for x
x = 645,171.24/907.93 - Step 6: Final answer
x = 710.60
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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.