Finding the Fourth Proportional to 527,154.35, 727,459.62 and 294,583.28
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Solution
The fourth proportional to 527,154.35, 727,459.62 and 294,583.28 is: 406,517.45
Step by Step Solution
- Step 1: Write the proportion equation
527,154.35 : 727,459.62 = 294,583.28 : x - Step 2: Convert to fraction form
527,154.35/727,459.62 = 294,583.28/x - Step 3: Cross multiply
527,154.35x = 727,459.62 × 294,583.28 - Step 4: Simplify right side
527,154.35x = 214,297,440,927.15 - Step 5: Solve for x
x = 214,297,440,927.15/527,154.35 - Step 6: Final answer
x = 406,517.45
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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.