Finding the Fourth Proportional to 453,857.36, 680,470.79 and 201,000.06
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Solution
The fourth proportional to 453,857.36, 680,470.79 and 201,000.06 is: 301,360.48
Step by Step Solution
- Step 1: Write the proportion equation
453,857.36 : 680,470.79 = 201,000.06 : x - Step 2: Convert to fraction form
453,857.36/680,470.79 = 201,000.06/x - Step 3: Cross multiply
453,857.36x = 680,470.79 × 201,000.06 - Step 4: Simplify right side
453,857.36x = 136,774,668,613.25 - Step 5: Solve for x
x = 136,774,668,613.25/453,857.36 - Step 6: Final answer
x = 301,360.48
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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.