Finding the Fourth Proportional to 606,432.14, 909,857.96 and 207,353.84
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Solution
The fourth proportional to 606,432.14, 909,857.96 and 207,353.84 is: 311,102.47
Step by Step Solution
- Step 1: Write the proportion equation
606,432.14 : 909,857.96 = 207,353.84 : x - Step 2: Convert to fraction form
606,432.14/909,857.96 = 207,353.84/x - Step 3: Cross multiply
606,432.14x = 909,857.96 × 207,353.84 - Step 4: Simplify right side
606,432.14x = 188,662,536,274.51 - Step 5: Solve for x
x = 188,662,536,274.51/606,432.14 - Step 6: Final answer
x = 311,102.47
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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.