Finding the Fourth Proportional to 292,798.42, 439,241.34 and 93,125.32
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Solution
The fourth proportional to 292,798.42, 439,241.34 and 93,125.32 is: 139,701.88
Step by Step Solution
- Step 1: Write the proportion equation
292,798.42 : 439,241.34 = 93,125.32 : x - Step 2: Convert to fraction form
292,798.42/439,241.34 = 93,125.32/x - Step 3: Cross multiply
292,798.42x = 439,241.34 × 93,125.32 - Step 4: Simplify right side
292,798.42x = 40,904,490,344.73 - Step 5: Solve for x
x = 40,904,490,344.73/292,798.42 - Step 6: Final answer
x = 139,701.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.