Finding the Fourth Proportional to 366,917.08, 506,130.51 and 230,735.02
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Solution
The fourth proportional to 366,917.08, 506,130.51 and 230,735.02 is: 318,279.09
Step by Step Solution
- Step 1: Write the proportion equation
366,917.08 : 506,130.51 = 230,735.02 : x - Step 2: Convert to fraction form
366,917.08/506,130.51 = 230,735.02/x - Step 3: Cross multiply
366,917.08x = 506,130.51 × 230,735.02 - Step 4: Simplify right side
366,917.08x = 116,782,033,347.46 - Step 5: Solve for x
x = 116,782,033,347.46/366,917.08 - Step 6: Final answer
x = 318,279.09
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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.