Finding the Fourth Proportional to 695,296.13, 1,043,106.83 and 215,498.84
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Solution
The fourth proportional to 695,296.13, 1,043,106.83 and 215,498.84 is: 323,298.66
Step by Step Solution
- Step 1: Write the proportion equation
695,296.13 : 1,043,106.83 = 215,498.84 : x - Step 2: Convert to fraction form
695,296.13/1,043,106.83 = 215,498.84/x - Step 3: Cross multiply
695,296.13x = 1,043,106.83 × 215,498.84 - Step 4: Simplify right side
695,296.13x = 224,788,305,568.05 - Step 5: Solve for x
x = 224,788,305,568.05/695,296.13 - Step 6: Final answer
x = 323,298.66
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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.