Finding the Fourth Proportional to 318,506.19, 439,556.73 and 182,562.79
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Solution
The fourth proportional to 318,506.19, 439,556.73 and 182,562.79 is: 251,947.08
Step by Step Solution
- Step 1: Write the proportion equation
318,506.19 : 439,556.73 = 182,562.79 : x - Step 2: Convert to fraction form
318,506.19/439,556.73 = 182,562.79/x - Step 3: Cross multiply
318,506.19x = 439,556.73 × 182,562.79 - Step 4: Simplify right side
318,506.19x = 80,246,702,079.26 - Step 5: Solve for x
x = 80,246,702,079.26/318,506.19 - Step 6: Final answer
x = 251,947.08
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1.5x scale
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.