Finding the Fourth Proportional to 437,772.78, 656,712.94 and 149,632.08
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Solution
The fourth proportional to 437,772.78, 656,712.94 and 149,632.08 is: 224,466.50
Step by Step Solution
- Step 1: Write the proportion equation
437,772.78 : 656,712.94 = 149,632.08 : x - Step 2: Convert to fraction form
437,772.78/656,712.94 = 149,632.08/x - Step 3: Cross multiply
437,772.78x = 656,712.94 × 149,632.08 - Step 4: Simplify right side
437,772.78x = 98,265,323,175.12 - Step 5: Solve for x
x = 98,265,323,175.12/437,772.78 - Step 6: Final answer
x = 224,466.50
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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.