Finding the Fourth Proportional to 669,187.24, 923,466.90 and 367,379.08
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Solution
The fourth proportional to 669,187.24, 923,466.90 and 367,379.08 is: 506,976.82
Step by Step Solution
- Step 1: Write the proportion equation
669,187.24 : 923,466.90 = 367,379.08 : x - Step 2: Convert to fraction form
669,187.24/923,466.90 = 367,379.08/x - Step 3: Cross multiply
669,187.24x = 923,466.90 × 367,379.08 - Step 4: Simplify right side
669,187.24x = 339,262,420,132.45 - Step 5: Solve for x
x = 339,262,420,132.45/669,187.24 - Step 6: Final answer
x = 506,976.82
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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.