Finding the Fourth Proportional to 452,349.80, 624,198.53 and 261,359.09
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Solution
The fourth proportional to 452,349.80, 624,198.53 and 261,359.09 is: 360,650.01
Step by Step Solution
- Step 1: Write the proportion equation
452,349.80 : 624,198.53 = 261,359.09 : x - Step 2: Convert to fraction form
452,349.80/624,198.53 = 261,359.09/x - Step 3: Cross multiply
452,349.80x = 624,198.53 × 261,359.09 - Step 4: Simplify right side
452,349.80x = 163,139,956,659.15 - Step 5: Solve for x
x = 163,139,956,659.15/452,349.80 - Step 6: Final answer
x = 360,650.01
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1.5x scale
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.