Finding the Fourth Proportional to 829,104.30, 1,243,642.52 and 373,442.08
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Solution
The fourth proportional to 829,104.30, 1,243,642.52 and 373,442.08 is: 560,156.85
Step by Step Solution
- Step 1: Write the proportion equation
829,104.30 : 1,243,642.52 = 373,442.08 : x - Step 2: Convert to fraction form
829,104.30/1,243,642.52 = 373,442.08/x - Step 3: Cross multiply
829,104.30x = 1,243,642.52 × 373,442.08 - Step 4: Simplify right side
829,104.30x = 464,428,449,445.24 - Step 5: Solve for x
x = 464,428,449,445.24/829,104.30 - Step 6: Final answer
x = 560,156.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.