Finding the Fourth Proportional to 998,088.53, 1,377,360.68 and 568,368.77
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Solution
The fourth proportional to 998,088.53, 1,377,360.68 and 568,368.77 is: 784,348.05
Step by Step Solution
- Step 1: Write the proportion equation
998,088.53 : 1,377,360.68 = 568,368.77 : x - Step 2: Convert to fraction form
998,088.53/1,377,360.68 = 568,368.77/x - Step 3: Cross multiply
998,088.53x = 1,377,360.68 × 568,368.77 - Step 4: Simplify right side
998,088.53x = 782,848,785,809.32 - Step 5: Solve for x
x = 782,848,785,809.32/998,088.53 - Step 6: Final answer
x = 784,348.05
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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.