Finding the Fourth Proportional to 565,072.38, 779,796.18 and 306,946.98
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Solution
The fourth proportional to 565,072.38, 779,796.18 and 306,946.98 is: 423,584.82
Step by Step Solution
- Step 1: Write the proportion equation
565,072.38 : 779,796.18 = 306,946.98 : x - Step 2: Convert to fraction form
565,072.38/779,796.18 = 306,946.98/x - Step 3: Cross multiply
565,072.38x = 779,796.18 × 306,946.98 - Step 4: Simplify right side
565,072.38x = 239,356,082,466.54 - Step 5: Solve for x
x = 239,356,082,466.54/565,072.38 - Step 6: Final answer
x = 423,584.82
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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.