Finding the Fourth Proportional to 984,946.42, 1,477,419.44 and 236,992.42
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Solution
The fourth proportional to 984,946.42, 1,477,419.44 and 236,992.42 is: 355,488.58
Step by Step Solution
- Step 1: Write the proportion equation
984,946.42 : 1,477,419.44 = 236,992.42 : x - Step 2: Convert to fraction form
984,946.42/1,477,419.44 = 236,992.42/x - Step 3: Cross multiply
984,946.42x = 1,477,419.44 × 236,992.42 - Step 4: Simplify right side
984,946.42x = 350,137,208,440.65 - Step 5: Solve for x
x = 350,137,208,440.65/984,946.42 - Step 6: Final answer
x = 355,488.58
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1.5x scale
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.