Finding the Fourth Proportional to 313,462.44, 432,803.52 and 192,765.96
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Solution
The fourth proportional to 313,462.44, 432,803.52 and 192,765.96 is: 266,155.61
Step by Step Solution
- Step 1: Write the proportion equation
313,462.44 : 432,803.52 = 192,765.96 : x - Step 2: Convert to fraction form
313,462.44/432,803.52 = 192,765.96/x - Step 3: Cross multiply
313,462.44x = 432,803.52 × 192,765.96 - Step 4: Simplify right side
313,462.44x = 83,429,786,024.18 - Step 5: Solve for x
x = 83,429,786,024.18/313,462.44 - Step 6: Final answer
x = 266,155.61
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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.