Finding the Fourth Proportional to 669,354.65, 923,708.84 and 367,548.65
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Solution
The fourth proportional to 669,354.65, 923,708.84 and 367,548.65 is: 507,216.82
Step by Step Solution
- Step 1: Write the proportion equation
669,354.65 : 923,708.84 = 367,548.65 : x - Step 2: Convert to fraction form
669,354.65/923,708.84 = 367,548.65/x - Step 3: Cross multiply
669,354.65x = 923,708.84 × 367,548.65 - Step 4: Simplify right side
669,354.65x = 339,507,937,135.07 - Step 5: Solve for x
x = 339,507,937,135.07/669,354.65 - Step 6: Final answer
x = 507,216.82
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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.