Finding the Fourth Proportional to 494,775.74, 742,176.58 and 170,560.40
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Solution
The fourth proportional to 494,775.74, 742,176.58 and 170,560.40 is: 255,845.07
Step by Step Solution
- Step 1: Write the proportion equation
494,775.74 : 742,176.58 = 170,560.40 : x - Step 2: Convert to fraction form
494,775.74/742,176.58 = 170,560.40/x - Step 3: Cross multiply
494,775.74x = 742,176.58 × 170,560.40 - Step 4: Simplify right side
494,775.74x = 126,585,935,358.07 - Step 5: Solve for x
x = 126,585,935,358.07/494,775.74 - Step 6: Final answer
x = 255,845.07
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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.