Finding the Fourth Proportional to 998,636.10, 1,497,079.35 and 599,435.70
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Solution
The fourth proportional to 998,636.10, 1,497,079.35 and 599,435.70 is: 898,628.45
Step by Step Solution
- Step 1: Write the proportion equation
998,636.10 : 1,497,079.35 = 599,435.70 : x - Step 2: Convert to fraction form
998,636.10/1,497,079.35 = 599,435.70/x - Step 3: Cross multiply
998,636.10x = 1,497,079.35 × 599,435.70 - Step 4: Simplify right side
998,636.10x = 897,402,808,122.80 - Step 5: Solve for x
x = 897,402,808,122.80/998,636.10 - Step 6: Final answer
x = 898,628.45
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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.