Finding the Fourth Proportional to 906,717.24, 1,359,781.92 and 299,368.98
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Solution
The fourth proportional to 906,717.24, 1,359,781.92 and 299,368.98 is: 448,956.42
Step by Step Solution
- Step 1: Write the proportion equation
906,717.24 : 1,359,781.92 = 299,368.98 : x - Step 2: Convert to fraction form
906,717.24/1,359,781.92 = 299,368.98/x - Step 3: Cross multiply
906,717.24x = 1,359,781.92 × 299,368.98 - Step 4: Simplify right side
906,717.24x = 407,076,526,412.84 - Step 5: Solve for x
x = 407,076,526,412.84/906,717.24 - Step 6: Final answer
x = 448,956.42
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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.