Finding the Fourth Proportional to 406,027.49, 560,189.12 and 236,228.81
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Solution
The fourth proportional to 406,027.49, 560,189.12 and 236,228.81 is: 325,920.81
Step by Step Solution
- Step 1: Write the proportion equation
406,027.49 : 560,189.12 = 236,228.81 : x - Step 2: Convert to fraction form
406,027.49/560,189.12 = 236,228.81/x - Step 3: Cross multiply
406,027.49x = 560,189.12 × 236,228.81 - Step 4: Simplify right side
406,027.49x = 132,332,805,210.46 - Step 5: Solve for x
x = 132,332,805,210.46/406,027.49 - Step 6: Final answer
x = 325,920.81
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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.