Finding the Fourth Proportional to 984,905.84, 1,477,358.84 and 236,951.84
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Solution
The fourth proportional to 984,905.84, 1,477,358.84 and 236,951.84 is: 355,427.78
Step by Step Solution
- Step 1: Write the proportion equation
984,905.84 : 1,477,358.84 = 236,951.84 : x - Step 2: Convert to fraction form
984,905.84/1,477,358.84 = 236,951.84/x - Step 3: Cross multiply
984,905.84x = 1,477,358.84 × 236,951.84 - Step 4: Simplify right side
984,905.84x = 350,062,895,478.27 - Step 5: Solve for x
x = 350,062,895,478.27/984,905.84 - Step 6: Final answer
x = 355,427.78
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1.5x scale
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.