Finding the Fourth Proportional to 557,678.58, 769,595.00 and 303,029.79
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Solution
The fourth proportional to 557,678.58, 769,595.00 and 303,029.79 is: 418,180.32
Step by Step Solution
- Step 1: Write the proportion equation
557,678.58 : 769,595.00 = 303,029.79 : x - Step 2: Convert to fraction form
557,678.58/769,595.00 = 303,029.79/x - Step 3: Cross multiply
557,678.58x = 769,595.00 × 303,029.79 - Step 4: Simplify right side
557,678.58x = 233,210,209,719.90 - Step 5: Solve for x
x = 233,210,209,719.90/557,678.58 - Step 6: Final answer
x = 418,180.32
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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.