Finding the Fourth Proportional to 442,733.10, 610,968.84 and 251,746.44
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Solution
The fourth proportional to 442,733.10, 610,968.84 and 251,746.44 is: 347,408.47
Step by Step Solution
- Step 1: Write the proportion equation
442,733.10 : 610,968.84 = 251,746.44 : x - Step 2: Convert to fraction form
442,733.10/610,968.84 = 251,746.44/x - Step 3: Cross multiply
442,733.10x = 610,968.84 × 251,746.44 - Step 4: Simplify right side
442,733.10x = 153,809,230,420.93 - Step 5: Solve for x
x = 153,809,230,420.93/442,733.10 - Step 6: Final answer
x = 347,408.47
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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.