Finding the Fourth Proportional to 490,330.07, 676,710.41 and 296,844.42
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Solution
The fourth proportional to 490,330.07, 676,710.41 and 296,844.42 is: 409,678.54
Step by Step Solution
- Step 1: Write the proportion equation
490,330.07 : 676,710.41 = 296,844.42 : x - Step 2: Convert to fraction form
490,330.07/676,710.41 = 296,844.42/x - Step 3: Cross multiply
490,330.07x = 676,710.41 × 296,844.42 - Step 4: Simplify right side
490,330.07x = 200,877,709,164.41 - Step 5: Solve for x
x = 200,877,709,164.41/490,330.07 - Step 6: Final answer
x = 409,678.54
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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.