Finding the Fourth Proportional to 505,632.26, 758,154.94 and 239,390.53
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Solution
The fourth proportional to 505,632.26, 758,154.94 and 239,390.53 is: 358,946.86
Step by Step Solution
- Step 1: Write the proportion equation
505,632.26 : 758,154.94 = 239,390.53 : x - Step 2: Convert to fraction form
505,632.26/758,154.94 = 239,390.53/x - Step 3: Cross multiply
505,632.26x = 758,154.94 × 239,390.53 - Step 4: Simplify right side
505,632.26x = 181,495,112,908.72 - Step 5: Solve for x
x = 181,495,112,908.72/505,632.26 - Step 6: Final answer
x = 358,946.86
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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.