Finding the Fourth Proportional to 375,064.40, 517,568.84 and 205,265.68
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Solution
The fourth proportional to 375,064.40, 517,568.84 and 205,265.68 is: 283,255.68
Step by Step Solution
- Step 1: Write the proportion equation
375,064.40 : 517,568.84 = 205,265.68 : x - Step 2: Convert to fraction form
375,064.40/517,568.84 = 205,265.68/x - Step 3: Cross multiply
375,064.40x = 517,568.84 × 205,265.68 - Step 4: Simplify right side
375,064.40x = 106,239,119,889.41 - Step 5: Solve for x
x = 106,239,119,889.41/375,064.40 - Step 6: Final answer
x = 283,255.68
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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.