Finding the Fourth Proportional to 907,430.84, 1,361,042.49 and 242,634.68
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Solution
The fourth proportional to 907,430.84, 1,361,042.49 and 242,634.68 is: 363,924.27
Step by Step Solution
- Step 1: Write the proportion equation
907,430.84 : 1,361,042.49 = 242,634.68 : x - Step 2: Convert to fraction form
907,430.84/1,361,042.49 = 242,634.68/x - Step 3: Cross multiply
907,430.84x = 1,361,042.49 × 242,634.68 - Step 4: Simplify right side
907,430.84x = 330,236,109,027.55 - Step 5: Solve for x
x = 330,236,109,027.55/907,430.84 - Step 6: Final answer
x = 363,924.27
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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.