Finding the Fourth Proportional to 463,226.68, 639,199.02 and 259,288.96
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Solution
The fourth proportional to 463,226.68, 639,199.02 and 259,288.96 is: 357,788.65
Step by Step Solution
- Step 1: Write the proportion equation
463,226.68 : 639,199.02 = 259,288.96 : x - Step 2: Convert to fraction form
463,226.68/639,199.02 = 259,288.96/x - Step 3: Cross multiply
463,226.68x = 639,199.02 × 259,288.96 - Step 4: Simplify right side
463,226.68x = 165,737,249,128.82 - Step 5: Solve for x
x = 165,737,249,128.82/463,226.68 - Step 6: Final answer
x = 357,788.65
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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.