Finding the Fourth Proportional to 453,699.67, 680,497.66 and 121,301.59
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Solution
The fourth proportional to 453,699.67, 680,497.66 and 121,301.59 is: 181,938.52
Step by Step Solution
- Step 1: Write the proportion equation
453,699.67 : 680,497.66 = 121,301.59 : x - Step 2: Convert to fraction form
453,699.67/680,497.66 = 121,301.59/x - Step 3: Cross multiply
453,699.67x = 680,497.66 × 121,301.59 - Step 4: Simplify right side
453,699.67x = 82,545,448,149.28 - Step 5: Solve for x
x = 82,545,448,149.28/453,699.67 - Step 6: Final answer
x = 181,938.52
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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.