Finding the Fourth Proportional to 446,207.79, 615,763.35 and 242,254.70
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Solution
The fourth proportional to 446,207.79, 615,763.35 and 242,254.70 is: 334,309.63
Step by Step Solution
- Step 1: Write the proportion equation
446,207.79 : 615,763.35 = 242,254.70 : x - Step 2: Convert to fraction form
446,207.79/615,763.35 = 242,254.70/x - Step 3: Cross multiply
446,207.79x = 615,763.35 × 242,254.70 - Step 4: Simplify right side
446,207.79x = 149,171,562,546.43 - Step 5: Solve for x
x = 149,171,562,546.43/446,207.79 - Step 6: Final answer
x = 334,309.63
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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.