Finding the Fourth Proportional to 626,925.81, 940,388.73 and 153,607.08
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Solution
The fourth proportional to 626,925.81, 940,388.73 and 153,607.08 is: 230,410.62
Step by Step Solution
- Step 1: Write the proportion equation
626,925.81 : 940,388.73 = 153,607.08 : x - Step 2: Convert to fraction form
626,925.81/940,388.73 = 153,607.08/x - Step 3: Cross multiply
626,925.81x = 940,388.73 × 153,607.08 - Step 4: Simplify right side
626,925.81x = 144,450,366,880.21 - Step 5: Solve for x
x = 144,450,366,880.21/626,925.81 - Step 6: Final answer
x = 230,410.62
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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.