Finding the Fourth Proportional to 446,566.10, 616,268.21 and 242,621.06
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Solution
The fourth proportional to 446,566.10, 616,268.21 and 242,621.06 is: 334,820.86
Step by Step Solution
- Step 1: Write the proportion equation
446,566.10 : 616,268.21 = 242,621.06 : x - Step 2: Convert to fraction form
446,566.10/616,268.21 = 242,621.06/x - Step 3: Cross multiply
446,566.10x = 616,268.21 × 242,621.06 - Step 4: Simplify right side
446,566.10x = 149,519,642,060.06 - Step 5: Solve for x
x = 149,519,642,060.06/446,566.10 - Step 6: Final answer
x = 334,820.86
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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.