Finding the Fourth Proportional to 726,847.83, 1,090,327.10 and 221,451.95
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Solution
The fourth proportional to 726,847.83, 1,090,327.10 and 221,451.95 is: 332,194.79
Step by Step Solution
- Step 1: Write the proportion equation
726,847.83 : 1,090,327.10 = 221,451.95 : x - Step 2: Convert to fraction form
726,847.83/1,090,327.10 = 221,451.95/x - Step 3: Cross multiply
726,847.83x = 1,090,327.10 × 221,451.95 - Step 4: Simplify right side
726,847.83x = 241,455,064,051.40 - Step 5: Solve for x
x = 241,455,064,051.40/726,847.83 - Step 6: Final answer
x = 332,194.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.