Finding the Fourth Proportional to 702,950.02, 970,069.28 and 380,660.12
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Solution
The fourth proportional to 702,950.02, 970,069.28 and 380,660.12 is: 525,310.02
Step by Step Solution
- Step 1: Write the proportion equation
702,950.02 : 970,069.28 = 380,660.12 : x - Step 2: Convert to fraction form
702,950.02/970,069.28 = 380,660.12/x - Step 3: Cross multiply
702,950.02x = 970,069.28 × 380,660.12 - Step 4: Simplify right side
702,950.02x = 369,266,688,533.11 - Step 5: Solve for x
x = 369,266,688,533.11/702,950.02 - Step 6: Final answer
x = 525,310.02
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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.