Finding the Fourth Proportional to 556,459.20, 834,688.80 and 201,727.80
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Solution
The fourth proportional to 556,459.20, 834,688.80 and 201,727.80 is: 302,591.70
Step by Step Solution
- Step 1: Write the proportion equation
556,459.20 : 834,688.80 = 201,727.80 : x - Step 2: Convert to fraction form
556,459.20/834,688.80 = 201,727.80/x - Step 3: Cross multiply
556,459.20x = 834,688.80 × 201,727.80 - Step 4: Simplify right side
556,459.20x = 168,379,935,308.64 - Step 5: Solve for x
x = 168,379,935,308.64/556,459.20 - Step 6: Final answer
x = 302,591.70
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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.