Finding the Fourth Proportional to 701,376.13, 1,051,911.48 and 189,029.31
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Solution
The fourth proportional to 701,376.13, 1,051,911.48 and 189,029.31 is: 283,502.81
Step by Step Solution
- Step 1: Write the proportion equation
701,376.13 : 1,051,911.48 = 189,029.31 : x - Step 2: Convert to fraction form
701,376.13/1,051,911.48 = 189,029.31/x - Step 3: Cross multiply
701,376.13x = 1,051,911.48 × 189,029.31 - Step 4: Simplify right side
701,376.13x = 198,842,101,245.48 - Step 5: Solve for x
x = 198,842,101,245.48/701,376.13 - Step 6: Final answer
x = 283,502.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.