Finding the Fourth Proportional to 351,353.07, 484,865.02 and 190,206.95
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Solution
The fourth proportional to 351,353.07, 484,865.02 and 190,206.95 is: 262,484.38
Step by Step Solution
- Step 1: Write the proportion equation
351,353.07 : 484,865.02 = 190,206.95 : x - Step 2: Convert to fraction form
351,353.07/484,865.02 = 190,206.95/x - Step 3: Cross multiply
351,353.07x = 484,865.02 × 190,206.95 - Step 4: Simplify right side
351,353.07x = 92,224,693,716.05 - Step 5: Solve for x
x = 92,224,693,716.05/351,353.07 - Step 6: Final answer
x = 262,484.38
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1.5x scale
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.