Finding the Fourth Proportional to 375,626.26, 563,434.28 and 91,315.96
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Solution
The fourth proportional to 375,626.26, 563,434.28 and 91,315.96 is: 136,972.69
Step by Step Solution
- Step 1: Write the proportion equation
375,626.26 : 563,434.28 = 91,315.96 : x - Step 2: Convert to fraction form
375,626.26/563,434.28 = 91,315.96/x - Step 3: Cross multiply
375,626.26x = 563,434.28 × 91,315.96 - Step 4: Simplify right side
375,626.26x = 51,450,540,652.38 - Step 5: Solve for x
x = 51,450,540,652.38/375,626.26 - Step 6: Final answer
x = 136,972.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.