Finding the Fourth Proportional to 773,117.70, 1,159,676.55 and 204,497.70
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Solution
The fourth proportional to 773,117.70, 1,159,676.55 and 204,497.70 is: 306,746.55
Step by Step Solution
- Step 1: Write the proportion equation
773,117.70 : 1,159,676.55 = 204,497.70 : x - Step 2: Convert to fraction form
773,117.70/1,159,676.55 = 204,497.70/x - Step 3: Cross multiply
773,117.70x = 1,159,676.55 × 204,497.70 - Step 4: Simplify right side
773,117.70x = 237,151,187,218.94 - Step 5: Solve for x
x = 237,151,187,218.94/773,117.70 - Step 6: Final answer
x = 306,746.55
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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.