Finding the Fourth Proportional to 445,989.24, 615,264.12 and 264,708.81
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Solution
The fourth proportional to 445,989.24, 615,264.12 and 264,708.81 is: 365,178.84
Step by Step Solution
- Step 1: Write the proportion equation
445,989.24 : 615,264.12 = 264,708.81 : x - Step 2: Convert to fraction form
445,989.24/615,264.12 = 264,708.81/x - Step 3: Cross multiply
445,989.24x = 615,264.12 × 264,708.81 - Step 4: Simplify right side
445,989.24x = 162,865,833,040.90 - Step 5: Solve for x
x = 162,865,833,040.90/445,989.24 - Step 6: Final answer
x = 365,178.84
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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.