Finding the Fourth Proportional to 551,467.80, 827,201.70 and 298,869.30
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Solution
The fourth proportional to 551,467.80, 827,201.70 and 298,869.30 is: 448,303.95
Step by Step Solution
- Step 1: Write the proportion equation
551,467.80 : 827,201.70 = 298,869.30 : x - Step 2: Convert to fraction form
551,467.80/827,201.70 = 298,869.30/x - Step 3: Cross multiply
551,467.80x = 827,201.70 × 298,869.30 - Step 4: Simplify right side
551,467.80x = 247,225,193,037.81 - Step 5: Solve for x
x = 247,225,193,037.81/551,467.80 - Step 6: Final answer
x = 448,303.95
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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.