Finding the Fourth Proportional to 409,677.42, 565,034.36 and 266,483.19
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Solution
The fourth proportional to 409,677.42, 565,034.36 and 266,483.19 is: 367,538.34
Step by Step Solution
- Step 1: Write the proportion equation
409,677.42 : 565,034.36 = 266,483.19 : x - Step 2: Convert to fraction form
409,677.42/565,034.36 = 266,483.19/x - Step 3: Cross multiply
409,677.42x = 565,034.36 × 266,483.19 - Step 4: Simplify right side
409,677.42x = 150,572,157,379.99 - Step 5: Solve for x
x = 150,572,157,379.99/409,677.42 - Step 6: Final answer
x = 367,538.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.