Finding the Fourth Proportional to 463,237.62, 639,214.20 and 259,299.96
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Solution
The fourth proportional to 463,237.62, 639,214.20 and 259,299.96 is: 357,803.88
Step by Step Solution
- Step 1: Write the proportion equation
463,237.62 : 639,214.20 = 259,299.96 : x - Step 2: Convert to fraction form
463,237.62/639,214.20 = 259,299.96/x - Step 3: Cross multiply
463,237.62x = 639,214.20 × 259,299.96 - Step 4: Simplify right side
463,237.62x = 165,748,216,491.43 - Step 5: Solve for x
x = 165,748,216,491.43/463,237.62 - Step 6: Final answer
x = 357,803.88
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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.