Finding the Fourth Proportional to 385,266.10, 577,888.35 and 174,903.70
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Solution
The fourth proportional to 385,266.10, 577,888.35 and 174,903.70 is: 262,350.65
Step by Step Solution
- Step 1: Write the proportion equation
385,266.10 : 577,888.35 = 174,903.70 : x - Step 2: Convert to fraction form
385,266.10/577,888.35 = 174,903.70/x - Step 3: Cross multiply
385,266.10x = 577,888.35 × 174,903.70 - Step 4: Simplify right side
385,266.10x = 101,074,810,601.90 - Step 5: Solve for x
x = 101,074,810,601.90/385,266.10 - Step 6: Final answer
x = 262,350.65
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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.