Finding the Fourth Proportional to 713,923.97, 1,070,889.62 and 240,613.43
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Solution
The fourth proportional to 713,923.97, 1,070,889.62 and 240,613.43 is: 360,921.37
Step by Step Solution
- Step 1: Write the proportion equation
713,923.97 : 1,070,889.62 = 240,613.43 : x - Step 2: Convert to fraction form
713,923.97/1,070,889.62 = 240,613.43/x - Step 3: Cross multiply
713,923.97x = 1,070,889.62 × 240,613.43 - Step 4: Simplify right side
713,923.97x = 257,670,418,062.08 - Step 5: Solve for x
x = 257,670,418,062.08/713,923.97 - Step 6: Final answer
x = 360,921.37
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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.