Finding the Fourth Proportional to 509,759.97, 764,590.50 and 154,777.07
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Solution
The fourth proportional to 509,759.97, 764,590.50 and 154,777.07 is: 232,150.59
Step by Step Solution
- Step 1: Write the proportion equation
509,759.97 : 764,590.50 = 154,777.07 : x - Step 2: Convert to fraction form
509,759.97/764,590.50 = 154,777.07/x - Step 3: Cross multiply
509,759.97x = 764,590.50 × 154,777.07 - Step 4: Simplify right side
509,759.97x = 118,341,077,339.84 - Step 5: Solve for x
x = 118,341,077,339.84/509,759.97 - Step 6: Final answer
x = 232,150.59
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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.