Finding the Fourth Proportional to 292,962.20, 439,297.94 and 93,256.62
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Solution
The fourth proportional to 292,962.20, 439,297.94 and 93,256.62 is: 139,838.66
Step by Step Solution
- Step 1: Write the proportion equation
292,962.20 : 439,297.94 = 93,256.62 : x - Step 2: Convert to fraction form
292,962.20/439,297.94 = 93,256.62/x - Step 3: Cross multiply
292,962.20x = 439,297.94 × 93,256.62 - Step 4: Simplify right side
292,962.20x = 40,967,440,591.08 - Step 5: Solve for x
x = 40,967,440,591.08/292,962.20 - Step 6: Final answer
x = 139,838.66
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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.