Finding the Fourth Proportional to 879,976.68, 1,318,771.08 and 373,903.08
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Solution
The fourth proportional to 879,976.68, 1,318,771.08 and 373,903.08 is: 560,347.31
Step by Step Solution
- Step 1: Write the proportion equation
879,976.68 : 1,318,771.08 = 373,903.08 : x - Step 2: Convert to fraction form
879,976.68/1,318,771.08 = 373,903.08/x - Step 3: Cross multiply
879,976.68x = 1,318,771.08 × 373,903.08 - Step 4: Simplify right side
879,976.68x = 493,092,568,626.93 - Step 5: Solve for x
x = 493,092,568,626.93/879,976.68 - Step 6: Final answer
x = 560,347.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.