Finding the Fourth Proportional to 958,154.41, 1,321,919.17 and 614,179.97
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Solution
The fourth proportional to 958,154.41, 1,321,919.17 and 614,179.97 is: 847,354.32
Step by Step Solution
- Step 1: Write the proportion equation
958,154.41 : 1,321,919.17 = 614,179.97 : x - Step 2: Convert to fraction form
958,154.41/1,321,919.17 = 614,179.97/x - Step 3: Cross multiply
958,154.41x = 1,321,919.17 × 614,179.97 - Step 4: Simplify right side
958,154.41x = 811,896,276,439.94 - Step 5: Solve for x
x = 811,896,276,439.94/958,154.41 - Step 6: Final answer
x = 847,354.32
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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.