Finding the Fourth Proportional to 601,442.83, 829,326.18 and 383,306.26
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Solution
The fourth proportional to 601,442.83, 829,326.18 and 383,306.26 is: 528,538.88
Step by Step Solution
- Step 1: Write the proportion equation
601,442.83 : 829,326.18 = 383,306.26 : x - Step 2: Convert to fraction form
601,442.83/829,326.18 = 383,306.26/x - Step 3: Cross multiply
601,442.83x = 829,326.18 × 383,306.26 - Step 4: Simplify right side
601,442.83x = 317,885,917,829.04 - Step 5: Solve for x
x = 317,885,917,829.04/601,442.83 - Step 6: Final answer
x = 528,538.88
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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.