Finding the Fourth Proportional to 752,499.84, 1,127,859.84 and 330,893.76
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Solution
The fourth proportional to 752,499.84, 1,127,859.84 and 330,893.76 is: 495,949.32
Step by Step Solution
- Step 1: Write the proportion equation
752,499.84 : 1,127,859.84 = 330,893.76 : x - Step 2: Convert to fraction form
752,499.84/1,127,859.84 = 330,893.76/x - Step 3: Cross multiply
752,499.84x = 1,127,859.84 × 330,893.76 - Step 4: Simplify right side
752,499.84x = 373,201,783,210.60 - Step 5: Solve for x
x = 373,201,783,210.60/752,499.84 - Step 6: Final answer
x = 495,949.32
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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.