Finding the Fourth Proportional to 669,208.24, 923,495.84 and 367,400.08
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Solution
The fourth proportional to 669,208.24, 923,495.84 and 367,400.08 is: 507,005.78
Step by Step Solution
- Step 1: Write the proportion equation
669,208.24 : 923,495.84 = 367,400.08 : x - Step 2: Convert to fraction form
669,208.24/923,495.84 = 367,400.08/x - Step 3: Cross multiply
669,208.24x = 923,495.84 × 367,400.08 - Step 4: Simplify right side
669,208.24x = 339,292,445,495.67 - Step 5: Solve for x
x = 339,292,445,495.67/669,208.24 - Step 6: Final answer
x = 507,005.78
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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.