Finding the Fourth Proportional to 486,756.16, 730,160.08 and 150,028.08
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Solution
The fourth proportional to 486,756.16, 730,160.08 and 150,028.08 is: 225,050.08
Step by Step Solution
- Step 1: Write the proportion equation
486,756.16 : 730,160.08 = 150,028.08 : x - Step 2: Convert to fraction form
486,756.16/730,160.08 = 150,028.08/x - Step 3: Cross multiply
486,756.16x = 730,160.08 × 150,028.08 - Step 4: Simplify right side
486,756.16x = 109,544,514,895.05 - Step 5: Solve for x
x = 109,544,514,895.05/486,756.16 - Step 6: Final answer
x = 225,050.08
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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.