Finding the Fourth Proportional to 554,676.04, 765,879.06 and 459,731.08
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Solution
The fourth proportional to 554,676.04, 765,879.06 and 459,731.08 is: 634,782.07
Step by Step Solution
- Step 1: Write the proportion equation
554,676.04 : 765,879.06 = 459,731.08 : x - Step 2: Convert to fraction form
554,676.04/765,879.06 = 459,731.08/x - Step 3: Cross multiply
554,676.04x = 765,879.06 × 459,731.08 - Step 4: Simplify right side
554,676.04x = 352,098,407,403.19 - Step 5: Solve for x
x = 352,098,407,403.19/554,676.04 - Step 6: Final answer
x = 634,782.07
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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.