Finding the Fourth Proportional to 361,966.36, 542,626.91 and 137,484.44
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Solution
The fourth proportional to 361,966.36, 542,626.91 and 137,484.44 is: 206,104.12
Step by Step Solution
- Step 1: Write the proportion equation
361,966.36 : 542,626.91 = 137,484.44 : x - Step 2: Convert to fraction form
361,966.36/542,626.91 = 137,484.44/x - Step 3: Cross multiply
361,966.36x = 542,626.91 × 137,484.44 - Step 4: Simplify right side
361,966.36x = 74,602,756,850.28 - Step 5: Solve for x
x = 74,602,756,850.28/361,966.36 - Step 6: Final answer
x = 206,104.12
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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.