Finding the Fourth Proportional to 634,346.84, 951,372.99 and 378,250.92
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Solution
The fourth proportional to 634,346.84, 951,372.99 and 378,250.92 is: 567,288.57
Step by Step Solution
- Step 1: Write the proportion equation
634,346.84 : 951,372.99 = 378,250.92 : x - Step 2: Convert to fraction form
634,346.84/951,372.99 = 378,250.92/x - Step 3: Cross multiply
634,346.84x = 951,372.99 × 378,250.92 - Step 4: Simplify right side
634,346.84x = 359,857,708,730.65 - Step 5: Solve for x
x = 359,857,708,730.65/634,346.84 - Step 6: Final answer
x = 567,288.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.