Finding the Fourth Proportional to 622,698.96, 859,326.12 and 361,104.96
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Solution
The fourth proportional to 622,698.96, 859,326.12 and 361,104.96 is: 498,325.75
Step by Step Solution
- Step 1: Write the proportion equation
622,698.96 : 859,326.12 = 361,104.96 : x - Step 2: Convert to fraction form
622,698.96/859,326.12 = 361,104.96/x - Step 3: Cross multiply
622,698.96x = 859,326.12 × 361,104.96 - Step 4: Simplify right side
622,698.96x = 310,306,924,189.56 - Step 5: Solve for x
x = 310,306,924,189.56/622,698.96 - Step 6: Final answer
x = 498,325.75
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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.