Finding the Fourth Proportional to 576,402.30, 795,402.18 and 321,769.62
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Solution
The fourth proportional to 576,402.30, 795,402.18 and 321,769.62 is: 444,023.66
Step by Step Solution
- Step 1: Write the proportion equation
576,402.30 : 795,402.18 = 321,769.62 : x - Step 2: Convert to fraction form
576,402.30/795,402.18 = 321,769.62/x - Step 3: Cross multiply
576,402.30x = 795,402.18 × 321,769.62 - Step 4: Simplify right side
576,402.30x = 255,936,257,205.77 - Step 5: Solve for x
x = 255,936,257,205.77/576,402.30 - Step 6: Final answer
x = 444,023.66
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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.