Finding the Fourth Proportional to 676,135.20, 933,037.70 and 370,206.02
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Solution
The fourth proportional to 676,135.20, 933,037.70 and 370,206.02 is: 510,868.50
Step by Step Solution
- Step 1: Write the proportion equation
676,135.20 : 933,037.70 = 370,206.02 : x - Step 2: Convert to fraction form
676,135.20/933,037.70 = 370,206.02/x - Step 3: Cross multiply
676,135.20x = 933,037.70 × 370,206.02 - Step 4: Simplify right side
676,135.20x = 345,416,173,426.95 - Step 5: Solve for x
x = 345,416,173,426.95/676,135.20 - Step 6: Final answer
x = 510,868.50
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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.