Finding the Fourth Proportional to 369,015, 553,522.50 and 119,697
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Solution
The fourth proportional to 369,015, 553,522.50 and 119,697 is: 179,545.50
Step by Step Solution
- Step 1: Write the proportion equation
369,015 : 553,522.50 = 119,697 : x - Step 2: Convert to fraction form
369,015/553,522.50 = 119,697/x - Step 3: Cross multiply
369,015x = 553,522.50 × 119,697 - Step 4: Simplify right side
369,015x = 66,254,982,682.50 - Step 5: Solve for x
x = 66,254,982,682.50/369,015 - Step 6: Final answer
x = 179,545.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.