Finding the Fourth Proportional to 357,337.53, 493,126.74 and 196,203.02
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Solution
The fourth proportional to 357,337.53, 493,126.74 and 196,203.02 is: 270,760.68
Step by Step Solution
- Step 1: Write the proportion equation
357,337.53 : 493,126.74 = 196,203.02 : x - Step 2: Convert to fraction form
357,337.53/493,126.74 = 196,203.02/x - Step 3: Cross multiply
357,337.53x = 493,126.74 × 196,203.02 - Step 4: Simplify right side
357,337.53x = 96,752,953,165.12 - Step 5: Solve for x
x = 96,752,953,165.12/357,337.53 - Step 6: Final answer
x = 270,760.68
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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.