Finding the Fourth Proportional to 461,679.92, 637,134.84 and 268,073.12
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Solution
The fourth proportional to 461,679.92, 637,134.84 and 268,073.12 is: 369,950.52
Step by Step Solution
- Step 1: Write the proportion equation
461,679.92 : 637,134.84 = 268,073.12 : x - Step 2: Convert to fraction form
461,679.92/637,134.84 = 268,073.12/x - Step 3: Cross multiply
461,679.92x = 637,134.84 × 268,073.12 - Step 4: Simplify right side
461,679.92x = 170,798,724,419.50 - Step 5: Solve for x
x = 170,798,724,419.50/461,679.92 - Step 6: Final answer
x = 369,950.52
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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.