Finding the Fourth Proportional to 366,918.05, 512,579.35 and 366,918.05
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Solution
The fourth proportional to 366,918.05, 512,579.35 and 366,918.05 is: 512,579.35
Step by Step Solution
- Step 1: Write the proportion equation
366,918.05 : 512,579.35 = 366,918.05 : x - Step 2: Convert to fraction form
366,918.05/512,579.35 = 366,918.05/x - Step 3: Cross multiply
366,918.05x = 512,579.35 × 366,918.05 - Step 4: Simplify right side
366,918.05x = 188,074,615,572.27 - Step 5: Solve for x
x = 188,074,615,572.27/366,918.05 - Step 6: Final answer
x = 512,579.35
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.