Finding the Fourth Proportional to 717,400.36, 989,939.24 and 441,714.44
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Solution
The fourth proportional to 717,400.36, 989,939.24 and 441,714.44 is: 609,520.82
Step by Step Solution
- Step 1: Write the proportion equation
717,400.36 : 989,939.24 = 441,714.44 : x - Step 2: Convert to fraction form
717,400.36/989,939.24 = 441,714.44/x - Step 3: Cross multiply
717,400.36x = 989,939.24 × 441,714.44 - Step 4: Simplify right side
717,400.36x = 437,270,457,030.63 - Step 5: Solve for x
x = 437,270,457,030.63/717,400.36 - Step 6: Final answer
x = 609,520.82
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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.