Finding the Fourth Proportional to 651,838.48, 977,762.08 and 252,523.60
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Solution
The fourth proportional to 651,838.48, 977,762.08 and 252,523.60 is: 378,787.09
Step by Step Solution
- Step 1: Write the proportion equation
651,838.48 : 977,762.08 = 252,523.60 : x - Step 2: Convert to fraction form
651,838.48/977,762.08 = 252,523.60/x - Step 3: Cross multiply
651,838.48x = 977,762.08 × 252,523.60 - Step 4: Simplify right side
651,838.48x = 246,908,000,385.09 - Step 5: Solve for x
x = 246,908,000,385.09/651,838.48 - Step 6: Final answer
x = 378,787.09
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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.