Finding the Fourth Proportional to 806,853.91, 1,210,287.35 and 274,495.99
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Solution
The fourth proportional to 806,853.91, 1,210,287.35 and 274,495.99 is: 411,746.19
Step by Step Solution
- Step 1: Write the proportion equation
806,853.91 : 1,210,287.35 = 274,495.99 : x - Step 2: Convert to fraction form
806,853.91/1,210,287.35 = 274,495.99/x - Step 3: Cross multiply
806,853.91x = 1,210,287.35 × 274,495.99 - Step 4: Simplify right side
806,853.91x = 332,219,024,322.73 - Step 5: Solve for x
x = 332,219,024,322.73/806,853.91 - Step 6: Final answer
x = 411,746.19
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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.