Finding the Fourth Proportional to 557,679.08, 769,595.68 and 303,030.30
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Solution
The fourth proportional to 557,679.08, 769,595.68 and 303,030.30 is: 418,181.03
Step by Step Solution
- Step 1: Write the proportion equation
557,679.08 : 769,595.68 = 303,030.30 : x - Step 2: Convert to fraction form
557,679.08/769,595.68 = 303,030.30/x - Step 3: Cross multiply
557,679.08x = 769,595.68 × 303,030.30 - Step 4: Simplify right side
557,679.08x = 233,210,809,789.10 - Step 5: Solve for x
x = 233,210,809,789.10/557,679.08 - Step 6: Final answer
x = 418,181.03
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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.