Finding the Fourth Proportional to 452,581.41, 624,492.99 and 261,557.94
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Solution
The fourth proportional to 452,581.41, 624,492.99 and 261,557.94 is: 360,909.87
Step by Step Solution
- Step 1: Write the proportion equation
452,581.41 : 624,492.99 = 261,557.94 : x - Step 2: Convert to fraction form
452,581.41/624,492.99 = 261,557.94/x - Step 3: Cross multiply
452,581.41x = 624,492.99 × 261,557.94 - Step 4: Simplify right side
452,581.41x = 163,341,100,008.84 - Step 5: Solve for x
x = 163,341,100,008.84/452,581.41 - Step 6: Final answer
x = 360,909.87
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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.