Finding the Fourth Proportional to 501,977.28, 692,723.68 and 272,536.68
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Solution
The fourth proportional to 501,977.28, 692,723.68 and 272,536.68 is: 376,097.92
Step by Step Solution
- Step 1: Write the proportion equation
501,977.28 : 692,723.68 = 272,536.68 : x - Step 2: Convert to fraction form
501,977.28/692,723.68 = 272,536.68/x - Step 3: Cross multiply
501,977.28x = 692,723.68 × 272,536.68 - Step 4: Simplify right side
501,977.28x = 188,792,613,820.96 - Step 5: Solve for x
x = 188,792,613,820.96/501,977.28 - Step 6: Final answer
x = 376,097.92
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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.