Finding the Fourth Proportional to 566,041.06, 781,143.15 and 324,318.79
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Solution
The fourth proportional to 566,041.06, 781,143.15 and 324,318.79 is: 447,563.65
Step by Step Solution
- Step 1: Write the proportion equation
566,041.06 : 781,143.15 = 324,318.79 : x - Step 2: Convert to fraction form
566,041.06/781,143.15 = 324,318.79/x - Step 3: Cross multiply
566,041.06x = 781,143.15 × 324,318.79 - Step 4: Simplify right side
566,041.06x = 253,339,401,224.79 - Step 5: Solve for x
x = 253,339,401,224.79/566,041.06 - Step 6: Final answer
x = 447,563.65
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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.