Finding the Fourth Proportional to 767,700.40, 1,151,698.19 and 294,348.84
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Solution
The fourth proportional to 767,700.40, 1,151,698.19 and 294,348.84 is: 441,579.85
Step by Step Solution
- Step 1: Write the proportion equation
767,700.40 : 1,151,698.19 = 294,348.84 : x - Step 2: Convert to fraction form
767,700.40/1,151,698.19 = 294,348.84/x - Step 3: Cross multiply
767,700.40x = 1,151,698.19 × 294,348.84 - Step 4: Simplify right side
767,700.40x = 339,001,024,113.23 - Step 5: Solve for x
x = 339,001,024,113.23/767,700.40 - Step 6: Final answer
x = 441,579.85
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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.