Finding the Fourth Proportional to 510,544.68, 704,617.74 and 292,838.28
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Solution
The fourth proportional to 510,544.68, 704,617.74 and 292,838.28 is: 404,154.73
Step by Step Solution
- Step 1: Write the proportion equation
510,544.68 : 704,617.74 = 292,838.28 : x - Step 2: Convert to fraction form
510,544.68/704,617.74 = 292,838.28/x - Step 3: Cross multiply
510,544.68x = 704,617.74 × 292,838.28 - Step 4: Simplify right side
510,544.68x = 206,339,047,039.09 - Step 5: Solve for x
x = 206,339,047,039.09/510,544.68 - Step 6: Final answer
x = 404,154.73
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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.