Finding the Fourth Proportional to 702,530.28, 969,515.26 and 430,545.63
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Solution
The fourth proportional to 702,530.28, 969,515.26 and 430,545.63 is: 594,167.35
Step by Step Solution
- Step 1: Write the proportion equation
702,530.28 : 969,515.26 = 430,545.63 : x - Step 2: Convert to fraction form
702,530.28/969,515.26 = 430,545.63/x - Step 3: Cross multiply
702,530.28x = 969,515.26 × 430,545.63 - Step 4: Simplify right side
702,530.28x = 417,420,555,517.11 - Step 5: Solve for x
x = 417,420,555,517.11/702,530.28 - Step 6: Final answer
x = 594,167.35
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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.