Finding the Fourth Proportional to 906,221.00, 1,358,482.20 and 306,762.68
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Solution
The fourth proportional to 906,221.00, 1,358,482.20 and 306,762.68 is: 459,856.52
Step by Step Solution
- Step 1: Write the proportion equation
906,221.00 : 1,358,482.20 = 306,762.68 : x - Step 2: Convert to fraction form
906,221.00/1,358,482.20 = 306,762.68/x - Step 3: Cross multiply
906,221.00x = 1,358,482.20 × 306,762.68 - Step 4: Simplify right side
906,221.00x = 416,731,633,611.89 - Step 5: Solve for x
x = 416,731,633,611.89/906,221.00 - Step 6: Final answer
x = 459,856.52
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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.