Finding the Fourth Proportional to 571,282.08, 856,930.80 and 216,200.72
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Solution
The fourth proportional to 571,282.08, 856,930.80 and 216,200.72 is: 324,303.99
Step by Step Solution
- Step 1: Write the proportion equation
571,282.08 : 856,930.80 = 216,200.72 : x - Step 2: Convert to fraction form
571,282.08/856,930.80 = 216,200.72/x - Step 3: Cross multiply
571,282.08x = 856,930.80 × 216,200.72 - Step 4: Simplify right side
571,282.08x = 185,269,055,950.18 - Step 5: Solve for x
x = 185,269,055,950.18/571,282.08 - Step 6: Final answer
x = 324,303.99
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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.