Finding the Fourth Proportional to 557,324.91, 769,117.28 and 302,676.08
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Solution
The fourth proportional to 557,324.91, 769,117.28 and 302,676.08 is: 417,697.82
Step by Step Solution
- Step 1: Write the proportion equation
557,324.91 : 769,117.28 = 302,676.08 : x - Step 2: Convert to fraction form
557,324.91/769,117.28 = 302,676.08/x - Step 3: Cross multiply
557,324.91x = 769,117.28 × 302,676.08 - Step 4: Simplify right side
557,324.91x = 232,793,398,011.70 - Step 5: Solve for x
x = 232,793,398,011.70/557,324.91 - Step 6: Final answer
x = 417,697.82
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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.