Finding the Fourth Proportional to 775,482.53, 1,163,224.22 and 243,045.05
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Solution
The fourth proportional to 775,482.53, 1,163,224.22 and 243,045.05 is: 364,567.70
Step by Step Solution
- Step 1: Write the proportion equation
775,482.53 : 1,163,224.22 = 243,045.05 : x - Step 2: Convert to fraction form
775,482.53/1,163,224.22 = 243,045.05/x - Step 3: Cross multiply
775,482.53x = 1,163,224.22 × 243,045.05 - Step 4: Simplify right side
775,482.53x = 282,715,881,679.77 - Step 5: Solve for x
x = 282,715,881,679.77/775,482.53 - Step 6: Final answer
x = 364,567.70
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1.5x scale
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.