Finding the Fourth Proportional to 756,664, 1,134,879.36 and 251,444.32
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Solution
The fourth proportional to 756,664, 1,134,879.36 and 251,444.32 is: 377,127.72
Step by Step Solution
- Step 1: Write the proportion equation
756,664 : 1,134,879.36 = 251,444.32 : x - Step 2: Convert to fraction form
756,664/1,134,879.36 = 251,444.32/x - Step 3: Cross multiply
756,664x = 1,134,879.36 × 251,444.32 - Step 4: Simplify right side
756,664x = 285,358,968,957.24 - Step 5: Solve for x
x = 285,358,968,957.24/756,664 - Step 6: Final answer
x = 377,127.72
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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.