Finding the Fourth Proportional to 773,605.20, 1,159,486.20 and 324,325.20
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Solution
The fourth proportional to 773,605.20, 1,159,486.20 and 324,325.20 is: 486,101.43
Step by Step Solution
- Step 1: Write the proportion equation
773,605.20 : 1,159,486.20 = 324,325.20 : x - Step 2: Convert to fraction form
773,605.20/1,159,486.20 = 324,325.20/x - Step 3: Cross multiply
773,605.20x = 1,159,486.20 × 324,325.20 - Step 4: Simplify right side
773,605.20x = 376,050,593,712.24 - Step 5: Solve for x
x = 376,050,593,712.24/773,605.20 - Step 6: Final answer
x = 486,101.43
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1.5x scale
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.