Finding the Fourth Proportional to 395,141.24, 592,645.52 and 142,374.62
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Solution
The fourth proportional to 395,141.24, 592,645.52 and 142,374.62 is: 213,538.02
Step by Step Solution
- Step 1: Write the proportion equation
395,141.24 : 592,645.52 = 142,374.62 : x - Step 2: Convert to fraction form
395,141.24/592,645.52 = 142,374.62/x - Step 3: Cross multiply
395,141.24x = 592,645.52 × 142,374.62 - Step 4: Simplify right side
395,141.24x = 84,377,677,029.60 - Step 5: Solve for x
x = 84,377,677,029.60/395,141.24 - Step 6: Final answer
x = 213,538.02
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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.