Finding the Fourth Proportional to 970,850.70, 1,456,276.05 and 929,897.10
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Solution
The fourth proportional to 970,850.70, 1,456,276.05 and 929,897.10 is: 1,394,845.65
Step by Step Solution
- Step 1: Write the proportion equation
970,850.70 : 1,456,276.05 = 929,897.10 : x - Step 2: Convert to fraction form
970,850.70/1,456,276.05 = 929,897.10/x - Step 3: Cross multiply
970,850.70x = 1,456,276.05 × 929,897.10 - Step 4: Simplify right side
970,850.70x = 1,354,186,875,694.46 - Step 5: Solve for x
x = 1,354,186,875,694.46/970,850.70 - Step 6: Final answer
x = 1,394,845.65
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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.