Finding the Fourth Proportional to 573,544.35, 859,813.50 and 218,322.09
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Solution
The fourth proportional to 573,544.35, 859,813.50 and 218,322.09 is: 327,291.66
Step by Step Solution
- Step 1: Write the proportion equation
573,544.35 : 859,813.50 = 218,322.09 : x - Step 2: Convert to fraction form
573,544.35/859,813.50 = 218,322.09/x - Step 3: Cross multiply
573,544.35x = 859,813.50 × 218,322.09 - Step 4: Simplify right side
573,544.35x = 187,716,280,330.22 - Step 5: Solve for x
x = 187,716,280,330.22/573,544.35 - Step 6: Final answer
x = 327,291.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.