Finding the Fourth Proportional to 479,919.24, 719,804.88 and 160,076.70
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Solution
The fourth proportional to 479,919.24, 719,804.88 and 160,076.70 is: 240,090.37
Step by Step Solution
- Step 1: Write the proportion equation
479,919.24 : 719,804.88 = 160,076.70 : x - Step 2: Convert to fraction form
479,919.24/719,804.88 = 160,076.70/x - Step 3: Cross multiply
479,919.24x = 719,804.88 × 160,076.70 - Step 4: Simplify right side
479,919.24x = 115,223,989,834.30 - Step 5: Solve for x
x = 115,223,989,834.30/479,919.24 - Step 6: Final answer
x = 240,090.37
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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.