Finding the Fourth Proportional to 608,161.91, 912,697.28 and 229,456.13
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Solution
The fourth proportional to 608,161.91, 912,697.28 and 229,456.13 is: 344,355.65
Step by Step Solution
- Step 1: Write the proportion equation
608,161.91 : 912,697.28 = 229,456.13 : x - Step 2: Convert to fraction form
608,161.91/912,697.28 = 229,456.13/x - Step 3: Cross multiply
608,161.91x = 912,697.28 × 229,456.13 - Step 4: Simplify right side
608,161.91x = 209,423,988,585.71 - Step 5: Solve for x
x = 209,423,988,585.71/608,161.91 - Step 6: Final answer
x = 344,355.65
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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.