Finding the Fourth Proportional to 322,520.32, 483,781.38 and 97,882.48
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Solution
The fourth proportional to 322,520.32, 483,781.38 and 97,882.48 is: 146,823.99
Step by Step Solution
- Step 1: Write the proportion equation
322,520.32 : 483,781.38 = 97,882.48 : x - Step 2: Convert to fraction form
322,520.32/483,781.38 = 97,882.48/x - Step 3: Cross multiply
322,520.32x = 483,781.38 × 97,882.48 - Step 4: Simplify right side
322,520.32x = 47,353,721,252.22 - Step 5: Solve for x
x = 47,353,721,252.22/322,520.32 - Step 6: Final answer
x = 146,823.99
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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.