Finding the Fourth Proportional to 266,299.01, 399,310.79 and 97,776.08
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Solution
The fourth proportional to 266,299.01, 399,310.79 and 97,776.08 is: 146,613.55
Step by Step Solution
- Step 1: Write the proportion equation
266,299.01 : 399,310.79 = 97,776.08 : x - Step 2: Convert to fraction form
266,299.01/399,310.79 = 97,776.08/x - Step 3: Cross multiply
266,299.01x = 399,310.79 × 97,776.08 - Step 4: Simplify right side
266,299.01x = 39,043,041,262.47 - Step 5: Solve for x
x = 39,043,041,262.47/266,299.01 - Step 6: Final answer
x = 146,613.55
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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.