Finding the Fourth Proportional to 427,895.68, 590,535.66 and 236,909.09
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Solution
The fourth proportional to 427,895.68, 590,535.66 and 236,909.09 is: 326,956.48
Step by Step Solution
- Step 1: Write the proportion equation
427,895.68 : 590,535.66 = 236,909.09 : x - Step 2: Convert to fraction form
427,895.68/590,535.66 = 236,909.09/x - Step 3: Cross multiply
427,895.68x = 590,535.66 × 236,909.09 - Step 4: Simplify right side
427,895.68x = 139,903,265,823.15 - Step 5: Solve for x
x = 139,903,265,823.15/427,895.68 - Step 6: Final answer
x = 326,956.48
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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.