Finding the Fourth Proportional to 799,978.92, 1,104,248.74 and 460,582.44
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Solution
The fourth proportional to 799,978.92, 1,104,248.74 and 460,582.44 is: 635,763.73
Step by Step Solution
- Step 1: Write the proportion equation
799,978.92 : 1,104,248.74 = 460,582.44 : x - Step 2: Convert to fraction form
799,978.92/1,104,248.74 = 460,582.44/x - Step 3: Cross multiply
799,978.92x = 1,104,248.74 × 460,582.44 - Step 4: Simplify right side
799,978.92x = 508,597,579,036.13 - Step 5: Solve for x
x = 508,597,579,036.13/799,978.92 - Step 6: Final answer
x = 635,763.73
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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.