Finding the Fourth Proportional to 346,723.96, 520,048.68 and 235,120.54
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Solution
The fourth proportional to 346,723.96, 520,048.68 and 235,120.54 is: 352,655.54
Step by Step Solution
- Step 1: Write the proportion equation
346,723.96 : 520,048.68 = 235,120.54 : x - Step 2: Convert to fraction form
346,723.96/520,048.68 = 235,120.54/x - Step 3: Cross multiply
346,723.96x = 520,048.68 × 235,120.54 - Step 4: Simplify right side
346,723.96x = 122,274,126,467.89 - Step 5: Solve for x
x = 122,274,126,467.89/346,723.96 - Step 6: Final answer
x = 352,655.54
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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.