Finding the Fourth Proportional to 926,727.66, 1,390,205.99 and 327,565.26
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Solution
The fourth proportional to 926,727.66, 1,390,205.99 and 327,565.26 is: 491,388.36
Step by Step Solution
- Step 1: Write the proportion equation
926,727.66 : 1,390,205.99 = 327,565.26 : x - Step 2: Convert to fraction form
926,727.66/1,390,205.99 = 327,565.26/x - Step 3: Cross multiply
926,727.66x = 1,390,205.99 × 327,565.26 - Step 4: Simplify right side
926,727.66x = 455,383,184,930.08 - Step 5: Solve for x
x = 455,383,184,930.08/926,727.66 - Step 6: Final answer
x = 491,388.36
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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.