Finding the Fourth Proportional to 450,623.34, 621,818.07 and 269,299.26
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Solution
The fourth proportional to 450,623.34, 621,818.07 and 269,299.26 is: 371,607.80
Step by Step Solution
- Step 1: Write the proportion equation
450,623.34 : 621,818.07 = 269,299.26 : x - Step 2: Convert to fraction form
450,623.34/621,818.07 = 269,299.26/x - Step 3: Cross multiply
450,623.34x = 621,818.07 × 269,299.26 - Step 4: Simplify right side
450,623.34x = 167,455,146,105.63 - Step 5: Solve for x
x = 167,455,146,105.63/450,623.34 - Step 6: Final answer
x = 371,607.80
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1.5x scale
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.