Finding the Fourth Proportional to 848,318.64, 1,272,268.08 and 506,855.28
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Solution
The fourth proportional to 848,318.64, 1,272,268.08 and 506,855.28 is: 760,157.52
Step by Step Solution
- Step 1: Write the proportion equation
848,318.64 : 1,272,268.08 = 506,855.28 : x - Step 2: Convert to fraction form
848,318.64/1,272,268.08 = 506,855.28/x - Step 3: Cross multiply
848,318.64x = 1,272,268.08 × 506,855.28 - Step 4: Simplify right side
848,318.64x = 644,855,793,923.46 - Step 5: Solve for x
x = 644,855,793,923.46/848,318.64 - Step 6: Final answer
x = 760,157.52
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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.