Finding the Fourth Proportional to 589,567.49, 813,632.00 and 331,525.68
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Solution
The fourth proportional to 589,567.49, 813,632.00 and 331,525.68 is: 457,521.67
Step by Step Solution
- Step 1: Write the proportion equation
589,567.49 : 813,632.00 = 331,525.68 : x - Step 2: Convert to fraction form
589,567.49/813,632.00 = 331,525.68/x - Step 3: Cross multiply
589,567.49x = 813,632.00 × 331,525.68 - Step 4: Simplify right side
589,567.49x = 269,739,901,408.29 - Step 5: Solve for x
x = 269,739,901,408.29/589,567.49 - Step 6: Final answer
x = 457,521.67
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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.