Finding the Fourth Proportional to 397,337.48, 596,001.18 and 97,821.80
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Solution
The fourth proportional to 397,337.48, 596,001.18 and 97,821.80 is: 146,731.46
Step by Step Solution
- Step 1: Write the proportion equation
397,337.48 : 596,001.18 = 97,821.80 : x - Step 2: Convert to fraction form
397,337.48/596,001.18 = 97,821.80/x - Step 3: Cross multiply
397,337.48x = 596,001.18 × 97,821.80 - Step 4: Simplify right side
397,337.48x = 58,301,908,229.72 - Step 5: Solve for x
x = 58,301,908,229.72/397,337.48 - Step 6: Final answer
x = 146,731.46
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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.