Finding the Fourth Proportional to 877,241.27, 1,210,525.39 and 495,305.75
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Solution
The fourth proportional to 877,241.27, 1,210,525.39 and 495,305.75 is: 683,483.79
Step by Step Solution
- Step 1: Write the proportion equation
877,241.27 : 1,210,525.39 = 495,305.75 : x - Step 2: Convert to fraction form
877,241.27/1,210,525.39 = 495,305.75/x - Step 3: Cross multiply
877,241.27x = 1,210,525.39 × 495,305.75 - Step 4: Simplify right side
877,241.27x = 599,580,189,833.44 - Step 5: Solve for x
x = 599,580,189,833.44/877,241.27 - Step 6: Final answer
x = 683,483.79
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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.