Finding the Fourth Proportional to 702,852.60, 969,936.99 and 380,562.90
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Solution
The fourth proportional to 702,852.60, 969,936.99 and 380,562.90 is: 525,177.02
Step by Step Solution
- Step 1: Write the proportion equation
702,852.60 : 969,936.99 = 380,562.90 : x - Step 2: Convert to fraction form
702,852.60/969,936.99 = 380,562.90/x - Step 3: Cross multiply
702,852.60x = 969,936.99 × 380,562.90 - Step 4: Simplify right side
702,852.60x = 369,122,033,731.67 - Step 5: Solve for x
x = 369,122,033,731.67/702,852.60 - Step 6: Final answer
x = 525,177.02
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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.